
Colby-Jack, or Co-jack/Cojack, is an American marble cheese made from a combination of Colby and Monterey Jack cheeses. It is semi-soft in texture and mild in flavour due to its short aging process. The cheese is widely used in commercial settings such as fast-food restaurants and can be found in supermarkets. Colby-Jack is often sold in slices, sticks, or blocks and can be used in various dishes such as burgers, sandwiches, pasta bakes, and casseroles.
| Characteristics | Values |
|---|---|
| Type | Marble cheese |
| Texture | Semi-hard, semi-soft |
| Aging process | 2 weeks |
| Shape | Full-moon, half-moon |
| Flavor | Mild to mellow |
| Place of origin | Wisconsin, California |
| Storage temperature | 40°F to 45°F (4-7°C) |
| Wrapping | Parchment or wax paper, plastic wrap |
| Aging duration | Up to 14 days |
| Manufacturing | Wholesale, industrial |
| Weight | 5.8 kg (13 lb) |
| Color | Orange and white |
| Ingredients | Pasteurised milk, cheese culture, salt, enzymes, annatto (vegetable color) |
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What You'll Learn
- Colby-Jack is a semi-soft American marble cheese
- It is made from pasteurised milk, cheese culture, salt, enzymes and annatto
- It is a combination of Colby and Monterey Jack cheeses
- It is mild to mellow in flavour and semi-hard in texture
- It is commonly used in commercial settings such as fast-food restaurants

Colby-Jack is a semi-soft American marble cheese
Colby-Jack, also known as Cojack or Co-jack, is a semi-soft American marble cheese made from a combination of Colby and Monterey Jack cheeses. The name Colby-Jack is derived from the names of these two constituent cheeses. The cheese is produced mainly in Wisconsin and California, with the Colby cheese originating in Colby, Wisconsin, and the Monterey Jack cheese originating in Monterey, California.
Colby-Jack has a semi-hard texture and a mild flavour due to its short, two-week aging process. It is typically sold in a full-moon or half-moon shape when young and fresh. The cheese is made from pasteurised milk, with annatto providing the orange colour in the Colby component. The flavour of Colby-Jack can vary depending on the specific cheeses used in its production.
The manufacturing of Colby-Jack can be categorised into two types: wholesale and industrial. While the preparation remains consistent, industrial production involves larger-scale operations, often utilising robots to manage the high-volume output. To maintain freshness, semi-soft cheeses like Colby-Jack should be stored at temperatures between 40°F and 45°F (4-7°C) during the aging process, which can last up to 14 days.
Colby-Jack is widely used in commercial settings, particularly in fast-food restaurants, and is readily available in supermarkets. Its quick-melting property makes it a popular choice for dishes like burgers, macaroni and cheese, casseroles, and pasta bakes. It is also used in breakfast items, such as the 'Supreme Omelette' line at Dunkin' Donuts. Additionally, its visually appealing marbled orange and white colour makes it a delightful addition to appetiser plates.
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It is made from pasteurised milk, cheese culture, salt, enzymes and annatto
Colby-Jack cheese is made from pasteurised milk, cheese culture, salt, enzymes and annatto. It is an American marble cheese, a combination of Colby and Monterey Jack cheeses. The name Colby-Jack is derived from the two types of cheese used to make it. The cheese is semi-soft and semi-hard in texture, and its mild flavour is due to its short, two-week ageing process. It is widely used in fast-food restaurants and is commonly melted on dishes such as burgers, pasta bakes, macaroni and cheese, and casseroles.
Colby-Jack cheese is made from pasteurised milk, which provides the base for the cheese. Cheese culture is then added to the milk, which contains bacteria that help to turn the milk into cheese. Salt is added to the mixture to enhance the flavour and preserve the cheese. Enzymes, which are proteins that act as catalysts, are also added to facilitate the cheese-making process. Annatto, a natural colouring derived from the seeds of the achiote tree, is added to give the Colby-Jack cheese its distinctive orange colour.
The process of making Colby-Jack cheese involves marbling these two types of cheese together to form a semi-soft or semi-hard texture. It is typically aged for up to two weeks, resulting in a mild flavour. During the ageing process, the cheese is stored at a specific temperature range of 40°F to 45°F (4-7°C) and wrapped in parchment or wax paper to ensure optimal flavour development and texture.
The ingredients used in Colby-Jack cheese, including pasteurised milk, cheese culture, salt, enzymes, and annatto, play a crucial role in its manufacturing process. The milk provides the primary component for cheese production, while the cheese culture introduces specific bacteria necessary for flavour development and texture enhancement. Salt is added for flavour and preservation, while enzymes act as catalysts to facilitate the transformation of milk into cheese. Annatto, a natural colouring, gives Colby-Jack cheese its signature orange hue.
Colby-Jack cheese, with its combination of ingredients and unique marbling technique, has become a popular choice in American cuisine, particularly in fast-food restaurants. Its mild flavour and melting properties make it a versatile ingredient in various dishes, contributing to its widespread use in the United States.
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It is a combination of Colby and Monterey Jack cheeses
Colby-Jack, also known as Cojack or Co-jack, is an American marble cheese that is a combination of Colby and Monterey Jack cheeses. It is a semi-soft or semi-hard cheese made from pasteurised milk and is usually sold in full-moon or half-moon shapes when young. The cheese is produced mainly in Wisconsin and California and is widely used in commercial settings such as fast-food restaurants, where it is popular due to its quick-melting properties. It is also readily available in supermarkets.
The name Colby-Jack is derived from the two types of cheese it combines. Colby cheese, created by Joseph F. Steinwand in 1885, originates from Colby, Wisconsin. On the other hand, Monterey Jack cheese, made by Mexican Franciscan Friars in the 1700s, comes from Monterey, California.
Colby-Jack is created by marbling these two cheeses together. Its flavour is mild to mellow, and it has an orange and white colour. The orange colour in the Colby component comes from annatto, a vegetable dye. The cheese is typically aged for around two weeks, during which it is stored at a temperature of 40°F to 45°F (4-7°C) and wrapped in parchment or wax paper, followed by plastic wrap.
Colby-Jack is commonly used in dishes such as burgers, pasta bakes, macaroni and cheese, casseroles, and breakfast items. It is also suitable for melting on top of various dishes or as a topping. Its versatility and mild flavour make it a popular choice in the United States, although it is not as readily available internationally.
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It is mild to mellow in flavour and semi-hard in texture
Colby-Jack, also known as Cojack or Co-jack, is an American marble cheese made from a combination of Colby and Monterey Jack cheeses. It is semi-hard in texture and mild to mellow in flavour. The cheese is produced mainly in Wisconsin and California and is widely used in commercial settings such as fast-food restaurants, where it is favoured for its quick melting properties.
The mild flavour of Colby-Jack is due to its short, two-week ageing process. During this time, the cheese is stored at a temperature of 40°F to 45°F (4-7°C) and wrapped in parchment or wax paper, followed by a layer of plastic wrap. This ageing period allows the cheese to fully set and for its components and flavour to completely combine.
Colby-Jack is typically sold in full-moon or half-moon shapes when it is young. It has a marbled orange and white colour, with annatto being the source of the orange hue in the Colby component. The cheese is often used in dishes such as burgers, pasta bakes, macaroni and cheese, casseroles, and nachos. It can also be used as a topping to be melted, making it a versatile ingredient in various recipes.
The name "Colby-Jack" is derived from the two types of cheese it is made from: Colby and Monterey Jack. Colby cheese originated in Colby, Wisconsin, and was created by Joseph F. Steinwand in 1885. Monterey Jack, on the other hand, has its roots in Monterey, California, and was first made by Mexican Franciscan Friars during the 1700s.
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It is commonly used in commercial settings such as fast-food restaurants
Colby-Jack, or Co-jack/Cojack, is an American marble cheese made from a combination of Colby and Monterey Jack cheeses. It is semi-soft in texture and has a mild flavour due to its short, two-week aging process. It is predominantly produced and consumed in the United States, particularly in Wisconsin and California.
Colby-Jack is commonly used in commercial settings such as fast-food restaurants. Its popularity in these settings can be attributed to several factors. Firstly, Colby-Jack melts quickly, making it ideal for use in various dishes, such as burgers, omelettes, and breakfast items. Its melting properties are especially valued in the fast-food industry, where speed and convenience are crucial. For example, fast-food chain Dunkin' Donuts uses Colby-Jack in its 'Supreme Omelette' line.
Additionally, Colby-Jack has a mild, mellow flavour that pairs well with other ingredients without overwhelming them. This versatility allows it to be used in a wide range of dishes, from burgers to pasta bakes, casseroles, and macaroni and cheese. Its mild flavour also appeals to a broad range of consumers, especially those who may not prefer stronger, more pungent cheeses.
The visual appeal of Colby-Jack also contributes to its popularity in commercial settings. The cheese has a distinctive marbled orange and white colour pattern, making it aesthetically pleasing when used in dishes or displayed on appetizer plates. This visual appeal can enhance the overall presentation and attractiveness of menu items.
Furthermore, Colby-Jack's large-scale production and widespread availability make it a convenient and accessible option for commercial establishments. It is often sold in slices or shredded forms, making it easy to incorporate into various recipes. The cheese's versatility, accessibility, and melting properties make it a popular choice for fast-food restaurants, where efficiency and customer satisfaction are key priorities.
Colby-Jack's prevalence in commercial settings, especially fast-food restaurants, showcases its ability to meet the demands of the industry. Its functional and sensory attributes, including meltability, mild flavour, and visual appeal, make it a versatile ingredient that enhances the taste and appearance of various dishes, ultimately contributing to its popularity among consumers and foodservice operators alike.
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Frequently asked questions
Colby-Jack is an American marble cheese made from Colby and Monterey Jack. It is semi-soft or semi-hard in texture and has a mild flavour due to its short aging process.
Colby-Jack is commonly used in commercial settings such as fast-food restaurants and can be widely found in supermarkets. It is often used in breakfast fast food, burgers, pasta bakes, macaroni and cheese, casseroles, sandwiches, and as a topping to be melted, such as on nachos.
This depends on the dish you are serving and the number of people. For example, a pack of sliced Colby-Jack cheese may contain 20 or 24 slices, intended for multiple servings.
Most semi-soft cheese, including Colby-Jack, should be stored at 40°F to 45°F (4-7°C) when aging. Wrap the cheese in parchment or wax paper and then again in plastic wrap.

























