
Parmesan cheese is a staple in many kitchens, and the convenience of having it pre-grated in a shaker container is appealing to many home cooks. However, the question of whether this cheese needs to be refrigerated or can be left out on the counter is a common source of confusion. Some people assume that because the cheese is dry and in a sealed container, it does not need to be refrigerated. On the other hand, others worry that leaving it out will cause it to spoil or increase the risk of bacterial growth. So, what is the best way to store pre-grated Parmesan cheese in a shaker container?
| Characteristics | Values |
|---|---|
| Should shaker Parmesan cheese be refrigerated? | Yes, to keep it fresh and preserve its quality. |
| How should Parmesan cheese be stored? | In an airtight container or wrapped in paper or plastic film in the fridge. |
| Does Parmesan cheese melt? | No sources explicitly state that Parmesan cheese melts, but it is a stable cheese with a long shelf life. |
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What You'll Learn

Kraft Parmesan cheese storage
Kraft has advised that its grated Parmesan cheese be stored in the refrigerator at 40 degrees Fahrenheit. The product should only be kept at room temperature for up to an hour. This is because Parmesan is a dairy product, and storing it in the fridge will help to keep it fresh and preserve its quality.
In general, grated Parmesan cheese should be stored in a sealed airtight container in the refrigerator to prevent the cheese from clumping or bacteria from growing on it. Cool temperatures make it harder for food to absorb moisture, and an airtight container will ensure that moisture doesn't get to the cheese. This will also reduce the likelihood of the cheese clumping and the flavor changing.
It is also important to note that grated Parmesan cheese should be used within two weeks of storing it, as it will taste best and be least likely to clump within this timeframe.
To further extend the storage life of grated Parmesan cheese, you can add a little cornstarch to the cheese, which will absorb moisture without affecting the flavor or quality.
Additionally, it is recommended to rotate the product and wash the shakers daily to prevent mold from growing.
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Parmesan cheese moulding
Parmesan cheese is a staple in many kitchens, and its longevity is often attributed to its hard and dry texture, which makes it less susceptible to bacteria. However, when it comes to the grated variety in shaker containers, there are some extra considerations to ensure it stays mould-free.
Firstly, it is important to note that grated Parmesan cheese should be refrigerated to maintain its freshness and quality. This is because the grating process increases the surface area exposed to oxygen, which can accelerate spoilage if left at room temperature. Refrigeration helps to slow down any bacterial growth and keeps the cheese stable for longer.
To prevent moulding, it is essential to use airtight containers or bags for storage. Plastic wrap or film can also be used to seal the containers tightly. This creates an additional barrier against moisture and air, both of which can contribute to mould formation. Additionally, ensure that the cheese is kept away from heat sources, such as hot lines or heat lamps, as excessive heat can promote mould growth and affect the quality of the cheese.
Another crucial step is to maintain proper hygiene during handling. This includes using gloves when placing the cheese in containers or taking portions out to avoid any bacterial transfer. Regular cleaning of the shakers is also necessary to prevent mould. It is worth noting that some people choose to store grated Parmesan cheese in the freezer, which can further extend its shelf life. However, this may affect the texture and make it harder to sprinkle, so it is not the preferred method for shaker containers.
Lastly, the quality of the cheese itself plays a role in how quickly it moulds. Opting for higher-quality Parmesan cheese, such as those made in specific regions like Parma or Wisconsin, can result in a longer-lasting product. These cheeses are often wrapped in paper or stored in glass or plastic containers, which can affect their shelf life. Additionally, rotating the cheese by regularly replacing it with a fresh batch from the refrigerator can help prevent mould.
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Parmesan cheese refrigeration
Parmesan cheese is a beloved dairy product that can be stored and served in a variety of ways. While refrigeration is not always necessary, it is often recommended to maintain freshness and quality. Here are some insights into Parmesan cheese refrigeration:
Parmesan Cheese and Moisture:
The moisture content in Parmesan cheese plays a crucial role in determining its storage needs. Parmesan cheese, especially the pre-dried variety that comes in shakers, has a very low moisture content, which contributes to its long shelf life. Foodborne bacteria struggle to grow on dry surfaces, reducing the risk of spoilage. This characteristic allows pre-dried, grated Parmesan cheese to be stored at room temperature for extended periods without refrigeration.
Refrigeration Recommendations:
While Parmesan cheese in shaker containers can be stored at room temperature, refrigeration is still recommended to maintain optimal freshness and quality. Kraft, a well-known cheese brand, advises storing its grated Parmesan cheese in the refrigerator at a normal temperature of 40 degrees Fahrenheit. Room temperature storage is acceptable, but Kraft suggests limiting it to up to one hour to prevent spoilage.
Preventing Mould and Clumping:
Proper storage practices are essential to prevent mould and clumping in Parmesan cheese. It is advisable to store grated Parmesan cheese in airtight containers or bags to minimize exposure to moisture and air, which can lead to mould growth. Additionally, rotating the cheese, similar to how sauces are rotated, helps maintain freshness. Regular cleaning and sealing of the storage containers are crucial to prevent mould and ensure the cheese's longevity.
Restaurant and Home Storage Practices:
In restaurants, grated Parmesan cheese is often stored in shakers on tables or in prep areas. To maintain hygiene and prevent mould, it is essential to handle the cheese with gloves and ensure that the shakers are washed daily. For home storage, opinions vary. Some individuals opt to store grated Parmesan cheese in the refrigerator to prevent spoilage, while others find that room temperature storage in a cabinet keeps the cheese in perfect condition for months.
Block Form Parmesan Cheese:
Parmesan cheese in block form, often referred to as the real Parmesan or Parmigiano-Reggiano, has different storage requirements. This type of Parmesan has a lower moisture content due to the aging process and can be stored at room temperature for months without refrigeration. However, once the block is cut into pieces, it is recommended to store it in the refrigerator, similar to its Italian counterparts, Parmigiano Reggiano and Grana Padano.
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Freshly grated vs. pre-grated Parmesan
Grated Parmesan cheese is a popular ingredient in many dishes, and it can be purchased pre-grated or freshly grated at home. While both options have their advantages and disadvantages, there are some notable differences between the two.
Firstly, it is important to differentiate between the terms "Parmesan" and "Parmigiano-Reggiano". Parmigiano-Reggiano is a specific type of cheese that originates from a particular region in northern Italy and is made using local cow's milk and historical methods. It also has a protected cultural status, which means it must meet strict requirements. On the other hand, Parmesan is a more general term and can be used for cheeses produced outside of Italy, such as in Wisconsin or California. These cheeses may have a similar style to Parmigiano-Reggiano but cannot be called by the same name due to the protected status.
When it comes to pre-grated Parmesan cheese, often found in shaker containers, it is important to consider the quality and taste. Pre-grated Parmesan is convenient and can be stored for a longer period without a significant change in flavour, as long as it is stored correctly. However, some people find the taste of pre-grated Parmesan to be less appealing than freshly grated cheese. Additionally, the texture of pre-grated Parmesan is drier, which can affect its melting properties. To maintain its freshness and quality, pre-grated Parmesan should be refrigerated, especially if it is a higher-grade variety.
Freshly grated Parmesan, on the other hand, offers a more authentic and flavourful experience. Freshly grated cheese has a stronger flavour and is often considered superior in taste. However, it may not have the same extended shelf life as pre-grated cheese and should be consumed or properly stored within a reasonable period. Freshly grated Parmesan is also more expensive than its pre-grated counterpart and requires additional preparation time for grating. Nevertheless, for cheese enthusiasts, the improved taste and texture of freshly grated Parmesan make it the preferred choice.
Ultimately, the decision between using freshly grated or pre-grated Parmesan depends on individual preferences and circumstances. Pre-grated Parmesan is convenient, has a longer shelf life, and can be more cost-effective, making it ideal for everyday use or when time is limited. On the other hand, freshly grated Parmesan offers a superior taste and texture, making it the preferred choice for those who prioritise flavour and authenticity.
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Authentic Parmesan cheese
Parmesan cheese is a beloved and versatile ingredient, adding a burst of flavour to countless dishes. But what exactly is 'Authentic Parmesan cheese'?
Parmigiano Reggiano is the original Parmesan cheese, produced in a specific area of Italy that spans three regions. The name and production of this variety are protected by the Italian consorzio. This means that Parmigiano Reggiano is made according to strict requirements and historical methods. It is crafted from local cow's milk, and the cheese must be aged for at least a year. This variety is often likened to the ''Champagne of cheeses', and its unique flavour profile is described as rich, salty, and nutty. The price of Parmigiano Reggiano DOP starts at $44.90 USD.
On the other hand, 'Parmesan' is a term used for cheese that does not adhere to the strict requirements of Parmigiano Reggiano. This variety can be made anywhere, using milk from any source, and it only needs to be aged for around 10 months.
Now, addressing the question of whether Parmesan cheese in a shaker container melts: the answer is a little complex. Firstly, it's important to note that grated Parmesan cheese, whether freshly grated or from a shaker, should be refrigerated to maintain freshness and quality. The drier texture of grated Parmesan helps slow down the growth of bacteria, but refrigeration is still necessary.
When it comes to melting, the melting properties of Parmesan cheese can vary depending on the specific variety and its moisture content. Authentic Parmesan cheese, or Parmigiano Reggiano, tends to have a higher moisture content and will generally melt when exposed to heat. However, the melting point may be higher than that of other cheeses, and it may take a bit longer to melt. On the other hand, the drier texture of pre-grated Parmesan cheese from shaker containers might affect its melting properties. This cheese has undergone dehydration and evaporation during the grating process, reducing its fat content. As a result, it may not melt as smoothly or evenly as fresh Parmesan, and it might clump together when exposed to heat.
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Frequently asked questions
No, the texture of grated Parmesan is drier than fresh cheese. The dehydration and evaporation during the grating process reduce the fat content, preventing the cheese from melting or oozing together.
Grated Parmesan should be stored in the refrigerator to keep it fresh and preserve its quality. It can be kept at room temperature for up to an hour but should not be left out for extended periods.
Parmigiano-Reggiano is a specific type of Parmesan cheese that originates from a particular region in Northern Italy and follows strict traditional production methods. It is typically wrapped in paper for storage.
While the shaker variety can be convenient, it is recommended to use freshly grated Parmesan for better flavour and quality. The shaker variety often contains additives and preservatives, and some consider it a dried-up, unappetizing version of real Parmesan.

























