Technical Assessment and Fromological Analysis of Butterkäse by Roth Käse
1. Country of Origin: Wisconsin, United States
The geographic and cultural identity of Roth Butterkäse is rooted in a unique synthesis of European tradition and Midwestern American terroir. While the stylistic archetype of Butterkäse originated in the dairy heartlands of Germany and Austria, the specific expression produced by Roth Käse is a product of Monroe, Wisconsin.¹ Located within Green County, an area often colloquially and professionally referred to as "Little Switzerland," the region serves as a prime example of high-density specialty dairy production. This specific locale was selected by the Roth family—originally from Uster, Switzerland—due to its existing cheesemaking infrastructure and its proximity to a high-quality, consistent milk supply that could mimic the Alpine conditions of their homeland.⁴
The environmental conditions of southern Wisconsin, specifically the rolling hills and limestone-rich soils of the Driftless Area, contribute significantly to the local forage quality. The state of Wisconsin operates under rigorous dairy standards that often exceed federal minimums, and the "Wisconsin Cheese" designation carries a regulatory weight that ensures the product is manufactured within the state using milk sourced from local farms.⁴ For Roth, this translates to a procurement strategy where 100% of the milk is sourced from family-owned dairy farms located within a 60-mile radius of the creamery in Monroe.¹
| Origin Metric | Specification |
| :--- | :--- |
| Primary Country | United States ¹ |
| State/Region | Wisconsin / Green County ⁵ |
| Manufacturing Site | Monroe, WI (Roth Creamery) ⁷ |
| Historical Lineage | Uster, Switzerland (Roth Family, est. 1863) ⁴ |
| Terroir Influence | Driftless Area limestone pastures ⁴ |
From a regulatory perspective, Butterkäse does not currently hold a Protected Designation of Origin (PDO) or Appellation d'Origine Protégée (AOP) status in the European Union that would restrict its production to a specific European micro-region. Instead, it is governed by the German Käseverordnung (Cheese Ordinance) in its home territory and by the Standards of Identity in the United States.¹⁰ This lack of a restrictive PDO allows Wisconsin producers like Roth to utilize the name "Butterkäse" while applying artisan techniques that emphasize local fresh milk, thereby creating a distinct American-made specialty cheese that remains faithful to its "Old World" roots.⁵
2. Milk Type: Cow (Bovine)
Roth Butterkäse is exclusively a bovine milk product, utilizing the lacteal secretions of healthy cows.² In the context of Wisconsin's dairy pool, this primarily involves milk from Holstein and Brown Swiss breeds, though the specific blend is managed to achieve a standardized fat and protein ratio necessary for a semi-soft cheese.⁴ The choice of cow milk is essential for the Butterkäse profile because it provides the specific globular fat structure and casein density required to produce a mild, creamy paste without the caprine or ovine notes associated with goat or sheep milk.¹⁴
The chemical composition of bovine milk is characterized by a high percentage of water, typically around 87%, which is partially removed during the syneresis phase of cheesemaking.¹⁶ For a cheese like Butterkäse, the fat-to-protein ratio is a critical parameter. High-quality Holstein milk provides a voluminous supply of fat, while Brown Swiss milk is prized for its high protein content and favorable β-casein variants, which improve coagulation and curd strength.¹⁷ The interaction of these milk components during the "washed curd" process defines the final functionality of the cheese.
| Milk Component | Average Percentage in Bovine Milk |
| :--- | :--- |
| Water | 87.3% ¹⁶ |
| Milk Fat | 3.7% - 4.2% ¹⁷ |
| Casein Protein | 2.5% - 2.8% ¹⁸ |
| Lactose | 4.8% ¹⁹ |
| Ash (Minerals) | 0.7% ²⁰ |
The suitability of bovine milk for Butterkäse is also linked to its lipid profile. Bovine milk contains significant amounts of oleic and palmitic acids, which contribute to the soft, melty texture of the cheese when it reaches room temperature or is subjected to heat.¹² Furthermore, the vitamin A content (specifically β-carotene) found in the grass-fed portions of the cows' diet naturally lends a pale-yellow hue to the cheese, reinforcing its "buttery" visual identity.³
3. Milk Source Details: Pasteurized and rBST-Free
The milk utilized in the production of Roth Butterkäse is subjected to precise technical standards and ethical certifications. It is cultured, pasteurized milk that is certified as being free from recombinant bovine somatotropin (rBST).⁶ These details are integral to the product's identity as a modern, premium American cheese that balances industrial safety with artisanal quality.⁴
Pasteurization and Safety Standards
Roth employs pasteurization to ensure the elimination of pathogenic bacteria such as Listeria monocytogenes, Salmonella, and Staphylococcus aureus.²⁵ According to US FDA 21 CFR 133.187, semi-soft cheeses like Butterkäse must either be made from pasteurized milk or, if raw milk is used, must be aged for at least 60 days at temperatures not less than °C.¹¹ Since Butterkäse is a young cheese aged for only approximately 30 days, pasteurization is a non-negotiable regulatory and safety requirement.² The pasteurization process typically follows the High-Temperature Short-Time (HTST) method, where milk is heated to at least °C (°C) for 15 seconds.¹⁶ This treatment not only ensures safety but also provides a "microbiological blank slate," allowing the cheesemaker to introduce specific, proprietary starter cultures that define the Butterkäse flavor profile.¹⁸
The rBST-Free Commitment
A defining feature of the Roth milk source is the exclusion of rBST, a synthetic hormone used to increase milk production in cows.⁸ While the FDA has determined that there is no significant compositional difference between milk from rBST-treated and non-treated cows, the "rBST-free" label is a critical differentiator for Roth in the specialty cheese market.⁴ This commitment aligns with the company's focus on "fresh, local milk" sourced from family farms that prioritize traditional animal husbandry over maximized industrial yields.¹
Sourcing and Breed Influence
The milk is sourced from farms within 60 miles of the Monroe and Platteville creameries.¹ This short supply chain minimizes the development of psychrotrophic bacteria, which can grow in cold-stored milk and produce heat-stable enzymes that might cause bitterness in the finished cheese.¹⁷ While the specific breed is not mandated by a PDO, the prevalence of Holstein and Brown Swiss cows in the Wisconsin dairy pool ensures a milk profile rich in fat and protein, ideal for achieving the 50% fat-in-dry-matter (FDM) target characteristic of Butterkäse.²
4. Rennet Type: Microbial (Vegetarian)
Roth Butterkäse utilizes microbial rennet, frequently listed as "enzymes" or "microbial enzymes" on product specifications.¹ This technical choice is significant for two primary reasons: it ensures the cheese is suitable for vegetarians and provides a highly consistent coagulation rate necessary for the semi-soft, high-moisture curd required for this style.¹
Biochemistry of Microbial Rennet
Microbial rennet is typically derived from the fermentation of specific fungal species, most commonly Rhizomucor miehei.²⁵ Unlike traditional animal rennet, which is harvested from the abomasum of unweaned calves, microbial rennet is produced in a controlled laboratory environment, ensuring a high level of purity and enzymatic activity.¹⁷ The primary enzyme in rennet is chymosin (EC 3.4.23.4), which specifically cleaves the κ-casein protein at the peptide bond.¹⁷ This cleavage destabilizes the casein micelles in the milk, causing them to aggregate and form a three-dimensional gel matrix that traps milk fat and water—the fundamental structure of the cheese curd.¹⁷
| Rennet Characteristic | Microbial Rennet (Roth) | Traditional Animal Rennet |
| :--- | :--- | :--- |
| Primary Enzyme | Chymosin (Fungal source) ²⁵ | Chymosin & Pepsin ⁵ |
| Dietary Classification | Vegetarian ⁸ | Non-Vegetarian ²¹ |
| Production Source | Rhizomucor miehei fermentation ²⁵ | Calf Abomasum ⁵ |
| Proteolytic Profile | Targeted, low bitterness ¹⁷ | Complex, long-term ripening ¹⁷ |
Practical Implications for Butterkäse
For a short-aged cheese like Butterkäse, microbial rennet is particularly advantageous. It provides a clean flavor profile that does not develop the intense "animal" or "musky" notes that can sometimes occur with traditional rennet over time.¹⁵ Furthermore, the use of microbial enzymes allows Roth to label the product as "Vegetarian Friendly," expanding its appeal to a broader consumer base without sacrificing the technical quality of the curd.² This consistency is crucial in a large-scale artisanal operation where batch-to-batch uniformity in texture and "meltability" is a primary quality control metric.¹²
5. Time Aged: Approximately One Month (30 Days)
Roth Butterkäse is a young, briefly aged cheese, with a typical ripening period of approximately one month.² This short duration is a defining technical characteristic of the style, designed to preserve the fresh, milky qualities of the bovine milk while allowing for just enough proteolysis to achieve a "melt-in-your-mouth" texture.²
The Ripening Timeline
During its 30-day stay in the Roth cellars, the cheese undergoes a controlled maturation process.
- Phase 1 (Post-Production): The cheese is formed, salted, and placed in a humidity-controlled environment.¹²
- Phase 2 (Active Ripening): Enzymes from the starter cultures and the microbial rennet begin to break down the large casein proteins into smaller peptides and amino acids.¹⁸ This process, known as proteolysis, is responsible for the transition from a rubbery, elastic curd to a smooth, pliable paste.²⁵
- Phase 3 (Flavor Stabilization): By the end of the fourth week, the cheese has developed its characteristic "buttery" flavor and low-acid profile.²
Technical Rationale for Short Aging
Unlike long-aged cheeses like Cheddar or Parmesan, which rely on extensive protein and fat breakdown to create sharp, piquant, or crystalline structures, Butterkäse aims for "mildness and approachability."³ Prolonged aging beyond the 30-to-45-day window would risk the development of ammonia-like aromas or a "bitter" finish, which would contradict the "Damenkäse" (ladies' cheese) identity of the variety—a historical nickname referring to its delicate, odorless nature.¹² In the context of dairy science, the short aging ensures that the moisture content remains high and the pH stays relatively stable, preventing the cheese from becoming crumbly or dry.²⁹
| Cheese Style | Typical Aging Duration | Primary Goal |
| :--- | :--- | :--- |
| Fresh Cheese (Ricotta) | 0 - 5 Days ²⁵ | High moisture, clean dairy |
| Butterkäse | ~30 Days ² | Creaminess, mild flavor |
| Semi-Hard (Gouda) | 2 - 6 Months ²⁵ | Nutty, balanced complexity |
| Hard (Grand Cru) | 4 - 12+ Months ⁴ | Intense umami, sharp notes |
6. Moisture Content: Semi-Soft Classification (~45-52%)
In fromological terms, Roth Butterkäse is technically classified as a semi-soft cheese.² The target moisture content for this variety typically falls between 45% and 52%, a range that is critical for its performance as a melting cheese and its signature "buttery" mouthfeel.²
Regulatory and Technical Definitions
The US FDA defines "semi-soft cheeses" under 21 CFR 133.187 as having a moisture content of more than 39% but not more than 50%.¹¹ However, for specific styles like Butterkäse, which are characterized by high pliability, the moisture levels can lean toward the upper limit of this range or even slightly exceed it in some international classifications.¹⁰ In the German Käseverordnung, Butterkäse is categorized as Halbfester Schnittkäse (semi-solid sliced cheese), where the moisture in the fat-free cheese matter (M) is mandated to be between 61% and 69%.¹⁰
The formula for moisture in the fat-free cheese matter is:
This high moisture-to-protein ratio ensures that the cheese remains soft and does not develop a hard, desiccated rind.¹⁰
The Role of Water Activity (a_w)
In dairy science, moisture is not just a percentage; it relates to water activity (a_w), which influences the rate of enzymatic reactions and microbial growth.³⁰ With a moisture content near 50%, Butterkäse has a relatively high a_w, making it a "living" product where aging occurs rapidly.²⁵ This is why the cheese ripens in just one month and has a shorter shelf life than hard, low-moisture cheeses.¹² High moisture also facilitates the "smooth melt" by ensuring the protein matrix collapses uniformly when heated, rather than separating into oil and solids.¹²
| Nutrient/Metric | Value per 1 oz (28g) |
| :--- | :--- |
| Calories | 100 ⁷ |
| Total Fat | 8g - 9g ⁸ |
| Saturated Fat | 5g - 6g ⁶ |
| Protein | 6g ⁶ |
| Calcium | 176mg - 180mg ⁷ |
| Moisture Category | Semi-Soft (45-52%) ² |
7. Cheese Type: Semi-Soft, Washed Curd, Artisanal
Roth Butterkäse is a multi-category cheese that represents the "Washed Curd" style, categorized as a semi-soft, melting, and artisanal cheese of German/Austrian heritage.² Each of these descriptors defines a specific technical aspect of its production and culinary utility.
The Washed Curd Process
The "washed curd" (or "whey dilution") technique is the most critical factor in establishing the Butterkäse identity.² During the cheesemaking process, after the milk has coagulated and the curds have been cut to a specific size (usually 5-8 mm), a portion of the whey is drained and replaced with warm water.¹⁹ This accomplishes three vital goals:
- Lactose Removal: By replacing whey with water, the concentration of lactose in the vat is reduced. Since lactose is the primary fuel for lactic acid bacteria, this "washing" step effectively puts a "cap" on the amount of acid the bacteria can produce.¹⁹
- pH Control: Because less lactic acid is formed, the final pH of the cheese remains higher (typically around 5.2-5.4) than that of a Cheddar or a Swiss.²⁹ This results in a "sweet" and "milky" flavor profile rather than a sharp or tangy one.²
- Texture Modification: The removal of acid and the retention of moisture create a more elastic, pliable body that is ideal for slicing and melting.²
Categorical Classifications
- Semi-Soft: Defined by its high moisture and moderate fat content, allowing it to be sliced but remaining soft to the touch.²
- Melting: Classified as a superior melting cheese due to its uniform protein collapse under heat.²
- Artisanal/Specialty: While Roth is a significant producer, the cheese is handcrafted using traditional European recipes, fresh local milk, and specialized equipment such as copper vats and controlled aging cellars.⁴
- German-Style: Inspired by the Butterkäse traditions of Bavaria and Austria, maintaining the "Old World" flavor profile.²
8. Flavor Profile: Mild, Buttery, and Delicate
The flavor of Roth Butterkäse is a study in dairy subtlety. As a "professional fromager" would note, it is designed to be highly approachable, providing a "clean" dairy experience that focuses on the primary flavors of fresh cream and milk.²
Sensory Descriptors
- Buttery: The dominant note is that of unsalted, sweet cream butter.¹ This is not due to the addition of butter, but rather the result of a high fat content (50% FDM) and the presence of diacetyl, a natural flavor compound produced by specific strains of lactic acid bacteria.¹²
- Milky and Sweet: Because of the washed-curd process, the cheese retains a natural "sweetness" derived from the milk itself, with a finish that tastes like fresh whole milk.²
- Low Acidity: There is almost no "bite" or tang. The acidity is extremely mellow, which allows it to act as a neutral base for more aggressive pairings or to be a "kid-friendly" snack.²
- Nuanced Nutty Hints: In some batches, especially those toward the end of the 30-day aging period, a very faint nutty or hay-like undertone may be detected, a subtle nod to the Alpine heritage of the Roth family.¹²
Volatile Compound Development
In young, semi-soft cheeses, flavor development is driven by primary proteolysis—the breakdown of caseins into large peptides. Because the cheese is only aged for 30 days, it does not develop the complex secondary metabolites (like sulfur compounds or high levels of butyric acid) that give older cheeses their "stinky" or "sharp" character.¹⁵ This makes the flavor profile "stable" and "predictable," which is highly valued in deli and culinary applications.¹
9. Texture Profile: Smooth, Pliable, and Creamy
The texture of Roth Butterkäse is its most distinctive physical attribute, characterized by a structural integrity that is firm enough to slice but soft enough to yield under the slightest pressure.²
Mouthfeel and Structure
- Pliable and Elastic: When sliced, the cheese can be bent significantly before it breaks, indicating a strong but flexible protein matrix.² This elasticity is a result of the controlled pH and high moisture content.³²
- Melt-in-the-Mouth: At room temperature, the high fat content (approximately 9g per ounce) begins to soften, creating a "velvety" sensation on the palate that mimics the experience of eating cold butter.²
- Open Texture (Eyes): Butterkäse often exhibits small, irregular holes or "eyes."¹² These are not produced by gas-forming bacteria (as in Swiss cheese) but are "mechanical openings" caused by the gentle pressing of the curds into the molds, which allows small pockets of air to remain.¹²
- Uniform Paste: The interior is smooth and free of the grainy crystals (tyrosine) found in aged cheeses, ensuring a consistent sensory experience from the center to the edge.¹²
Rheological Properties
From a dairy science perspective, Butterkäse has a low "fracturability" and high "cohesiveness."²⁵ This means it does not crumble when cut with a wire or knife, making it an ideal "table cheese" that can be sliced thin for sandwiches or cubed for platters.¹² Its high moisture content also means it has a low "burn point" and high "flowability" when heated, which are technical terms for how well it melts and spreads in culinary applications like Spätzle or grilled cheese.³
10. Heat Treatment: Pasteurization (Standardized HTST)
Roth Butterkäse is produced using 100% pasteurized milk, which is a critical technical requirement for a cheese with its specific moisture and aging profile.¹
Technical Application
The pasteurization process used for Roth cheeses typically adheres to the High-Temperature Short-Time (HTST) standard.¹⁶ In this system, the milk is heated to at least °C (°C) for exactly 15 seconds.¹⁶ This thermal treatment is designed to achieve a 5-log reduction in the most heat-resistant, non-spore-forming pathogens, primarily Coxiella burnetii.¹⁶
Impact on Microbiological Development
By using pasteurized milk, Roth ensures that the "natural" or "wild" bacteria found in raw milk—which can be unpredictable and may cause off-flavors—are eliminated.²⁵ This allows for the introduction of a specific "starter culture" blend that drives the fermentation of the Butterkäse.⁶ These cultures are typically composed of mesophilic lactic acid bacteria such as Lactococcus lactis subsp. lactis and Lactococcus lactis subsp. cremoris.²⁵ These bacteria are responsible for:
- Acidification: Converting the remaining lactose into lactic acid at a controlled rate.¹⁹
- Flavor Precursors: Producing the enzymes that will eventually break down proteins and fats into the buttery flavor compounds.²⁵
While some "artisan" cheeses use raw milk to capture the terroir of the pasture, Butterkäse's identity is founded on "purity and mildness," which is best achieved through the consistency provided by pasteurized milk.³
11. Signs of Spoilage: Inherent Traits vs. Actual Spoilage
In a professional fromagerie setting, it is vital to distinguish between the natural characteristics of a young semi-soft cheese and actual indicators of microbial or chemical spoilage.
Inherent Characteristics (Not Spoilage)
- Annatto Surface: Roth Butterkäse may have a golden or orange-tinted exterior.⁶ This is due to the addition of annatto, a natural seed extract used for coloring, and should not be mistaken for mold or bacterial growth.¹
- Soft/Tacky Rind: Because it is a semi-soft cheese with a "natural" rind (often rindless or wax-coated in retail blocks), it may feel slightly tacky to the touch. This is a result of moisture migration and is normal for high-moisture varieties.²¹
- Mechanical Eyes: Small, irregular holes within the paste are an intended part of the texture and do not indicate "blowing" or gas defects.¹²
Actual Signs of Spoilage
- Unwanted Mold Growth: The appearance of fuzzy green, black, or blue-grey mold patches is a sign of contamination.² While "blue" mold is intentional in Gorgonzola, it is a defect in Butterkäse.
- Pink Mold or Red Smear: The development of a bright pink or red "slime" on the surface indicates the presence of yeasts or unwanted bacteria like Brevibacterium linens in an uncontrolled state.²
- Ammonia Odor: While a slight ammonia smell is expected in a fully ripe Brie, in Butterkäse it indicates that the cheese is over-aged and the proteins are breaking down into volatile nitrogen compounds.¹²
- Sour/Pungent Odors: A smell reminiscent of "stinky feet," vomit, or rancid fat suggests the growth of anaerobic bacteria or extreme lipid oxidation.²
- Gassing/Bloating: If the retail package is puffed or if the cheese has large, round "balloon-like" holes, it is a sign of coliform contamination or late-gas defect caused by Clostridia.¹⁷
| Indicator | Normal State | Spoilage State |
| :--- | :--- | :--- |
| Visual | Pale yellow, smooth, small holes ²¹ | Fuzzy mold, pink slime, bloating ² |
| Odor | Mild, sweet, milky ² | Ammonia, sour, rancid, pungent ² |
| Texture | Pliable, elastic, creamy ² | Slimy, excessively runny, or hard/cracked ² |
| Taste | Buttery, clean ² | Bitter, metallic, soapy ¹⁷ |
12. Wine Pairings: Varietals and Technical Rationale
The high fat content and delicate flavor of Butterkäse necessitate wines that can either "echo" its creaminess or "cut" its richness with acidity.²
- Chardonnay (Oaked or Unoaked): A full-bodied, oaked Chardonnay provides a "complementary" pairing, where the vanillin and buttery notes of the wine mirror the fats in the cheese.² Alternatively, an unoaked, Chablis-style Chardonnay offers a "contrasting" pairing, using crisp acidity to cleanse the palate.⁴⁵
- Riesling (Dry to Off-Dry): The stone fruit notes and high acidity of a German Riesling provide a perfect balance to the "sweet" milkiness of the cheese.² The slight residual sugar in an off-dry Riesling can also highlight the cheese's natural sweetness.²
- Grüner Veltliner: An Austrian white wine that is technically ideal for Butterkäse. Its "white pepper" and herbaceous notes provide a sophisticated counterpoint to the cheese's simplicity.²
- Light-Bodied Reds (Pinot Noir, Beaujolais): Because Butterkäse is low in salt and acid, high-tannin reds (like Cabernet Sauvignon) will overwhelm it and taste metallic. Instead, light reds with "red fruit" profiles (cherry, strawberry) and low tannins are preferred.¹
- Rosé: A dry, crisp Rosé is an excellent "bridge" wine, offering the fruitiness of a red and the acidity of a white, which handles the cheese's fat efficiently.⁴⁵
13. Beer Pairings: Styles and Rationale
In the Alpine and German traditions, Butterkäse is most famously paired with beer. The carbonation and malt profiles of specific brews interact dynamically with the cheese's semi-soft paste.²
- Pilsner: The "standard" pairing. The crisp, hoppy bitterness and high carbonation of a Pilsner act as a "scrubber" for the tongue, cutting through the buttery film left by the cheese.¹
- Weiss Beer (Hefeweizen): The "creamy" mouthfeel of a wheat beer matches the "creamy" texture of the cheese, while the clove and banana esters add a layer of complexity to the mild dairy flavor.²
- Kolsch: A light, refreshing ale that behaves like a lager. It offers a subtle fruitiness that complements the milky sweetness of Butterkäse without the heavy bitterness of an IPA.²
- Pale Ale / Amber Ale: A moderate malt profile provides a "toasty" background that can bring out the very faint nutty notes in a 30-day-aged Butterkäse.²
- Hard Cider: The malic acid and effervescence of a dry cider provide a refreshing, "orchard-fruit" contrast to the rich dairy fats.¹
14. Food Pairings: Accompaniments and Culinary Use
Roth Butterkäse is prized for its versatility, functioning both as a standalone table cheese and a high-performance culinary ingredient.¹
Accompaniments
- Fruits: Fresh grapes, sliced pears, and apples (specifically Honeycrisp or Gala) provide a sweet, juicy contrast to the creamy paste.²
- Cured Meats: Traditional German accompaniments include Black Forest ham or mild, air-dried salami.²
- Pickles and Mustards: Cornichons, pickled onions, and a spicy stone-ground mustard help to "lift" the flavor of the mild cheese.¹
- Nuts: Walnuts or Marcona almonds provide a textural "crunch" that offsets the softness of the cheese.⁴⁶
- Breads: A crusty baguette, sourdough, or whole-grain crackers.¹
Culinary Applications
- Spätzle: In Germany and Austria, Butterkäse is the quintessential cheese for Kässpätzle (cheese noodles), where it provides a smooth, non-stringy melt.¹²
- Gourmet Grilled Cheese: It is often blended with a sharper cheese (like Roth Grand Cru) to create the ultimate grilled sandwich, valued for its "stretch" and "sheen."¹
- Omelets and Quiches: Its mildness ensures it does not overwhelm delicate egg flavors, while its moisture adds a "custard-like" richness to the dish.³
- Burgers: A thick slice of Butterkäse provides a "luxurious" melt on a burger that surpasses standard American cheese or Swiss.³
15. Interesting Facts: History, Trivia, and Culture
The narrative of Roth Butterkäse is a story of global dairy migration and technical innovation in the American heartland.⁴
- The Roth Dynasty: The family's cheesemaking history began in 1863 with 20-year-old Oswald Roth in Niederbipp, Switzerland.⁴ By 1865, he was exporting Emmentaler to the world. It was not until 1991 that cousins Fermo Jaeckle and Felix Roth founded Roth Käse USA in Monroe, Wisconsin, specifically to bring European "Affinage" (the art of aging) to the US.⁴
- The First Copper Vats: Roth was the first cheesemaker in the United States to install imported copper vats for the production of Alpine-style cheeses.⁴ Copper is technically superior for heat distribution and imparts specific ions that influence the enzymatic activity during the "make" process.⁵¹
- The "Butter" Misnomer: Despite its name meaning "butter cheese," there is absolutely no butter added to Butterkäse.² The name refers purely to its sensory characteristics: its buttery flavor, color, and texture.²
- World-Class Pedigree: Roth is part of the Emmi Roth family, which produced the 2016 World Champion cheese, "Grand Cru Surchoix."¹ This same technical expertise and milk supply are utilized for their Butterkäse.⁴
- The "Damenkäse" Legacy: Historically, Butterkäse was so mild and low-odor that it was favored at social gatherings for women (hence "ladies' cheese"), as it would not leave a lingering "cheese breath" or strong aroma in the room.¹²
- American Innovation: While it follows a German recipe, Roth has adapted the style to the American palate, emphasizing "snackability" and "meltability," which has made it a favorite in the US "Specialty" cheese category.³
16. Pronunciation: "Dictionary-Style"
The name "Butterkäse" is a compound German word composed of Butter (butter) and Käse (cheese).
- Phonetic Respelling: BOO-ter-kay-zuh ³
- Syllabic Breakdown:
- BOO: rhymes with "too" or "shoe" (the "u" in the German word is like the "u" in "push," but many Americans use the "oo" sound).³
- ter: rhymes with "her" or "sir".³³
- kay: rhymes with "day" or "say".³³
- zuh: rhymes with "duh" or "the" (this is the soft "e" sound at the end of many German words).²²
In the United States, it is frequently shortened or Americanized to "BUT-ter-case," but the three-syllable German pronunciation is the standard in professional fromagerie.³
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