How long does parmesan last in the fridge?

In this brief article, we are going to answer the question, “How long does parmesan last in the fridge?”

How long does parmesan last in the fridge?

Parmesan cheese can last for 7 to 9 months in the refrigerator for a whole, untouched block of Parmesan cheese, and one to two months for a full, open block of Parmesan cheese. 

In the refrigerator, a jar of grated Parmesan keeps for approximately a week. You can tell if Parmesan has gone bad when it starts to become yellow or moldy.

Adding Parmesan cheese to spaghetti, casseroles, and soups is a common occurrence. Parmesan cheese does have a long shelf-life when properly preserved. Authentic Parmigiano-Reggiano cheese is hard and gritty with a fruity and nutty flavor. 

Cheeses that mimic or are inferior to Parmesan may well have a bitter flavor. It is most commonly used in pasta dishes, soups, and risotto. In addition, it is consumed as a snack.

How to store parmesan cheese in the fridge?

While fresh Parmesan cheese has the greatest flavor and texture, it may be stored in the fridge or freezer to extend its shelf life.

Wrap the cheese with Parmesan. Parmesan cheese must be able to air in order to avoid condensation, which is what causes deterioration. Paper, cheesecloth or wax paper can be used to wrap a slice of Parmesan cheese. Use an airtight container to store grated Parmesan.

Put it in the fridge. Use bubble wrap and otherwise aluminum foil to keep the cheese from absorbing the odors of your fridge. Wrapped cheese should be stored in a crisper. Opened blocks of Parmesan cheese can be kept in the refrigerator for up to 2 months. Parmesan cheese may be stored in an unopened block for nine months.

Put the cheese in the freezer. Parmesan cheese may also be frozen in a sealed jar or bag. Three to six months of shredded Parmesan cheese and over a year of frozen Parmesan cheese may be stored in the refrigerator. 

Before using, shake any clumps out of the shredded frozen cheese before shredding it. 10 minutes at room temp is all that is needed to thaw frozen Parmesan cheese.

How to Recognize Bad Parmesan Cheese?

When cheese gets bad, the mold patches are usually visible. Mold patches on hard cheeses such Parmesan may be scraped off and the rest of the cheese eaten.

Remember that parmesan’s peel is darker and rougher than the remainder of the cheese, and this is perfectly acceptable. However, it’s still safe to eat.

if the cheese is shredded or grated

Parmesan is a pale white to beige hue when shredded. The color and fragrance of your grated cheese can tell you whether it has gone bad.

Parmesan that has gone bad will have a strange odor and a weird hue. A yellowish or deeper beige hue will appear instead of white or beige.

A change in texture is a good indicator that shredded parmesan has gone rancid. You should toss any parmesan that is spongy or damp. If it has an odd or “strange” odor, the same rules apply.

Whether there are any symptoms of mold, toss aside the whole package of both grated & shredded parmesan.

What are the nutrients in parmesan cheese?

Hard Parmesan cheese, commonly called Parmigiano Reggiano, is from Italy and is renowned for its superior nutritional value.

The components of this cuisine may even help with health or lower the risk of disease, according to proponents who call it a functional diet. It has a high protein and calcium content, as well as a low glycemic index, making it an excellent source of these nutrients.

Traditional Italian cheese is created using a thousand-year-old manufacturing technique, which results in its distinctive flavor and texture.

Food and Drug Administration rules allow the labeling of any cheese having the same physical and chemical attributes as Parmesan, regardless of where it is produced.

Even a modest bit of parmesan cheese has a lot of nutritional value.

A portion of firm Parmesan cheese weighing one ounce (28 grams) has the following nutritional value:

  • There are 111 calories in each serving.
  • 10 grams of protein
  • 7 grams of fat
  • 0.9 grams of carbs
  • Twenty-six per cent of the recommended daily intake of calcium (DV)
  • In the DV, phosphorus accounts for 16 percent of total.
  • Sodium is 14% DV.

As a result of the high levels of protein and fat in this cheese, it is a very calorically rich diet.

However, because of its high protein level, it’s a great option for lacto vegetarians. Dairy products are permitted in these vegetarian diets.


In this brief article, we answered the question, “How long does parmesan last in the fridge?”


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Hi, I am Charlotte, I love cooking and in my previous life, I was a chef. I bring some of my experience to the recipes on this hub and answer your food questions.