
Cheese production often involves intricate processes that yield unexpected byproducts, and one fascinating example is the creation of certain cheeses as secondary results of others. For instance, whey cheese is a byproduct of the production of harder cheeses like Cheddar or Swiss, where the whey—the liquid leftover from curdling milk—is utilized to make softer, milder cheeses such as ricotta or whey cheese. Similarly, Gjetost, a Norwegian brown cheese, is made from the whey of goat or cow milk used in the production of other cheeses, showcasing how resourceful cheesemaking can transform what might otherwise be waste into a unique and flavorful product. This interplay between primary and secondary cheeses highlights the ingenuity and sustainability inherent in traditional cheese production.
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What You'll Learn
- Ricotta from Whey: Ricotta is made from whey leftover after making cheeses like mozzarella or provolone
- Gjetost from Brown Cheese: Gjetost is produced using whey from Norwegian goat or cow milk cheeses
- Brousse from Whey: Brousse, a French cheese, is created from whey during goat cheese production
- Urnebes from Kajmak: Urnebes is made using kajmak, a dairy product from unpasteurized sheep milk cheeses
- Fromage Blanc from Whey: Fromage blanc can be a byproduct of whey during soft cheese production

Ricotta from Whey: Ricotta is made from whey leftover after making cheeses like mozzarella or provolone
Ricotta cheese stands as a testament to the principle of waste not, want not. Traditionally, it is crafted from the whey leftover after producing cheeses like mozzarella or provolone, transforming a byproduct into a culinary staple. This process not only maximizes the use of milk but also creates a cheese with a distinct texture and flavor profile. While the primary cheeses are formed by curdling milk with rennet or acid, ricotta is made by heating the whey to precipitate the remaining proteins, resulting in a soft, grainy cheese that is both versatile and economical.
To make ricotta at home, start by collecting whey from your cheese-making process or sourcing it from a local dairy. Heat the whey slowly to 175–200°F (79–93°C), stirring occasionally to prevent scorching. As the temperature rises, the proteins will coagulate and rise to the surface. Once visible curds form, remove the pot from the heat and let it sit for 10–15 minutes. Ladle the curds into a cheesecloth-lined strainer and let them drain for another 10 minutes. The result is fresh ricotta, ready for use in dishes ranging from lasagna to cheesecake. For a richer flavor, consider adding a splash of cream or milk during the heating process.
Comparatively, ricotta’s production method sets it apart from other cheeses. Unlike cheddar or gouda, which rely on curdling milk directly, ricotta repurposes what would otherwise be discarded. This makes it an eco-friendly choice, reducing food waste while offering a nutrient-dense product. Its mild, slightly sweet taste and creamy texture complement both sweet and savory recipes, making it a favorite in kitchens worldwide. For instance, while mozzarella is prized for its meltability, ricotta’s crumbly consistency makes it ideal for stuffing pasta or topping toast.
A practical tip for enhancing ricotta’s versatility is to experiment with seasoning. For savory applications, mix in chopped herbs like basil or chives, a pinch of salt, and black pepper. For desserts, fold in honey, vanilla extract, or a touch of lemon zest. Store homemade ricotta in an airtight container in the refrigerator for up to five days, or freeze it for longer preservation. Its adaptability and simplicity ensure that ricotta remains a go-to ingredient for both novice and experienced cooks alike.
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Gjetost from Brown Cheese: Gjetost is produced using whey from Norwegian goat or cow milk cheeses
Gjetost, often referred to as Norwegian brown cheese, is a unique dairy product that owes its existence to the whey leftover from traditional cheese production. Unlike most cheeses, which are primarily made from curds, Gjetost is crafted by boiling whey from goat or cow milk cheeses until it caramelizes and thickens. This process transforms what would otherwise be a waste product into a rich, sweet, and nutty cheese with a distinct brown color. The result is a versatile ingredient that can be sliced, grated, or melted, adding depth to both sweet and savory dishes.
The production of Gjetost is a testament to resourcefulness in traditional Norwegian dairy practices. Whey, the liquid byproduct of cheese making, is typically high in lactose and proteins but low in fat. By boiling it down, the lactose caramelizes, giving Gjetost its signature sweetness and brown hue. This method not only reduces waste but also creates a product with a longer shelf life compared to fresh cheeses. For home cooks or small-scale producers, this process can be replicated using leftover whey from making cheeses like chèvre or ricotta, though achieving the perfect texture requires patience and attention to temperature control.
From a nutritional standpoint, Gjetost stands out due to its high lactose content, which makes it sweeter than most cheeses but less suitable for those with lactose intolerance. However, its dense nutritional profile, including calcium, protein, and vitamins, makes it a valuable addition to diets, particularly in colder climates where nutrient-rich foods are essential. A 30-gram serving (about 1 ounce) provides roughly 80 calories, making it a calorie-dense option best enjoyed in moderation. Pairing it with whole-grain bread or using it sparingly in recipes can balance its richness.
For those looking to incorporate Gjetost into their culinary repertoire, its versatility is a major draw. In Norway, it’s commonly served on open-faced sandwiches or alongside fruit preserves for breakfast. Its sweet, caramel-like flavor also complements savory dishes, such as gratins or roasted vegetables. When melting Gjetost, keep the heat low to avoid burning, and consider blending it with milder cheeses to balance its intensity. For a simple yet indulgent treat, try pairing thin slices of Gjetost with crisp apples or pears—a classic Scandinavian combination that highlights its unique profile.
In conclusion, Gjetost’s origin as a whey byproduct underscores its role as both a sustainable and innovative cheese. Its production method not only minimizes waste but also creates a product with a flavor and texture unlike any other cheese. Whether you’re a cheese enthusiast or a home cook seeking new flavors, experimenting with Gjetost offers a glimpse into the ingenuity of traditional dairy practices and the endless possibilities of transforming what might otherwise be discarded.
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Brousse from Whey: Brousse, a French cheese, is created from whey during goat cheese production
Brousse, a delicate French cheese, is a testament to the art of minimizing waste in cheesemaking. While many cheeses are crafted directly from milk, Brousse takes a different path, emerging as a byproduct of goat cheese production. This soft, fresh cheese is made from the whey leftover after the curds for goat cheese have been separated, showcasing a sustainable approach that transforms what could be discarded into a culinary delight.
The process of making Brousse begins with the whey, a liquid rich in proteins and lactose. Traditionally, this whey would be a byproduct with limited use, often fed to animals or discarded. However, in the creation of Brousse, the whey is gently heated to coagulate the remaining proteins, forming a soft, ricotta-like curd. This curd is then drained, resulting in a cheese that is mild, slightly sweet, and incredibly versatile. Its texture is light and creamy, making it a favorite in both sweet and savory dishes.
From a culinary perspective, Brousse’s mild flavor profile allows it to adapt to a variety of recipes. In Provence, it is often served simply, drizzled with honey or olive oil and sprinkled with fresh herbs. For a more structured dish, it can be used as a filling for tarts or blended into spreads. Its low fat content and natural sweetness also make it an excellent choice for desserts, such as cheesecake or as a topping for fruit. For those experimenting at home, start with small quantities—a tablespoon of honey or a pinch of salt can dramatically enhance its natural taste.
Comparatively, Brousse shares similarities with Italian ricotta and Greek anthotyros, both of which are also made from whey. However, Brousse stands out for its regional specificity and its role in sustainable cheesemaking practices. While ricotta is often made from cow’s milk whey, Brousse’s use of goat’s milk whey gives it a subtly different flavor and texture, aligning it closely with the terroir of southern France. This distinction highlights how local traditions can elevate a byproduct into a cherished ingredient.
In conclusion, Brousse is more than just a cheese—it’s a reflection of resourcefulness and respect for ingredients. By repurposing whey, cheesemakers not only reduce waste but also create a product that enriches culinary traditions. Whether enjoyed on its own or incorporated into recipes, Brousse serves as a reminder that even the remnants of one process can become the foundation of something extraordinary. For those looking to explore sustainable cooking or simply savor a unique cheese, Brousse offers both flavor and inspiration.
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Urnebes from Kajmak: Urnebes is made using kajmak, a dairy product from unpasteurized sheep milk cheeses
Urnebes, a fiery Serbian spread, owes its existence to kajmak, a dairy byproduct with a story as rich as its flavor. Imagine a creamy, tangy canvas, transformed by the addition of hot paprika and other spices into a vibrant, addictive condiment. This is the magic of Urnebes, a testament to the transformative power of culinary creativity.
But what exactly is kajmak, and how does it become Urnebes? Kajmak is essentially the creamy top layer that forms when unpasteurized sheep milk is boiled and then left to cool. This layer, rich in butterfat and with a slightly tangy flavor, is carefully skimmed off and often enjoyed on its own as a spread. However, in the case of Urnebes, kajmak is just the beginning.
From Mild to Wild: The Urnebes Transformation
To create Urnebes, kajmak is vigorously beaten with hot paprika, salt, and sometimes garlic. This process not only incorporates the spices but also aerates the kajmak, resulting in a lighter, fluffier texture. The amount of paprika used can vary depending on desired heat level, typically ranging from 1-3 tablespoons per cup of kajmak. A word of caution: start with less paprika and adjust to taste, as its heat can be potent.
The transformation from kajmak to Urnebes is a fascinating example of how a simple byproduct can be elevated into a culinary star. It's a process that relies on traditional techniques and a deep understanding of local ingredients.
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Urnebes is a staple in Serbian cuisine, often served alongside grilled meats, bread, or vegetables. Its creamy texture and fiery kick add a unique dimension to any dish. For those adventurous enough to try making it at home, the rewards are well worth the effort.
Pro Tip: For an authentic experience, source high-quality, unpasteurized sheep milk cheese to make your own kajmak. If unavailable, a good quality ricotta can be used as a substitute, though the flavor profile will differ slightly.
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Fromage Blanc from Whey: Fromage blanc can be a byproduct of whey during soft cheese production
Whey, often discarded as a byproduct of cheese production, holds untapped potential. Fromage blanc, a creamy French cheese, can be crafted from this very whey, transforming waste into a delicacy. This process not only reduces food waste but also creates a versatile ingredient with a unique flavor profile.
The Transformation Process:
Imagine the leftover whey from making a soft cheese like ricotta or feta. Instead of discarding it, heat the whey gently to around 70-80°C (158-176°F). This temperature encourages the remaining milk proteins to coagulate. Add a small amount of rennet or lemon juice to accelerate the process. Let the mixture rest, allowing the curds to form and separate from the liquid whey. Drain the curds, and voila! You have fromage blanc, a fresh cheese with a tangy, slightly acidic taste and a smooth, spreadable texture.
Unlike traditional fromage blanc made directly from milk, this whey-based version has a milder flavor and a slightly thinner consistency.
Culinary Applications:
Fromage blanc's versatility shines in both sweet and savory dishes. Its creamy texture makes it a perfect base for dips and spreads, while its mild tang complements fruits and vegetables. Try it as a healthier alternative to cream cheese on bagels, blended into smoothies for a protein boost, or as a topping for pancakes and waffles. For a savory twist, incorporate it into salad dressings, stuff it into vegetables, or use it as a base for herb-infused dips.
Its lower fat content compared to cream cheese makes it a more health-conscious choice, especially appealing to those watching their calorie intake.
Sustainability and Beyond:
Utilizing whey for fromage blanc production is not just a culinary innovation; it's a sustainable practice. By repurposing a byproduct, cheesemakers reduce waste and maximize the yield from milk. This approach aligns with the growing trend of conscious consumption and minimizes the environmental impact of dairy production.
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Frequently asked questions
Ricotta is often made as a byproduct of Parmesan production, using the whey left over after curdling milk to make Parmesan.
Cottage cheese can be produced from the whey leftover during the Cheddar cheese-making process.
Scamorza is sometimes considered a byproduct of Mozzarella, as it is made from stretched curd similar to Mozzarella but aged differently.
Schabziger (also known as Sap Sago) is a green cheese made from the whey leftover during the production of Swiss cheeses like Emmental.
Whey cheese or Bronwaterkaas can be made from the whey remaining after Gouda production, though it is less common than other whey cheeses.
























