Can string cheese go bad? (+3 Tips)

In this article, we will answer the question “Can string cheese go bad?”, and how long does the string cheese last?

Can string cheese go bad?

Yes, string cheese can go bad and even faster If stored incorrectly. String cheese is a good snacking option. It is also enjoyed with wine and makes for a great stuffing for meats and bread. It is not used as often as the other varieties of cheese. 

Therefore, you might wonder If your string cheese stored in the fridge or freezer for months is still good to eat or not. Do not worry because we have got you covered. Read on If you want to know how to tell If the string cheese has gone bad and how to store it for an extended shelf-life.

How to tell If the string cheese has gone bad?

  1. If anything is off about the taste and smell of the string cheese, discard it.
  1. Mold growth will be visible on the string cheese in the form of blue or grey specks, discard it right away.
  1. String cheese with a slimy texture has gone bad.

How long does the string cheese last?

An unopened package of string cheese naturally lasts longer than the opened one. While the shelf-life of an unopened package of string cheese may differ from brand to brand, It will generally last several months in the fridge. It is safe to use the cheese a week or two past the ‘Best-by’ or ‘Use-by’ date printed on the label. 

If the string cheese has been stored way too long, make sure to check for signs of spoilage before using it. String cheese will stay good in the freezer for 6-8 months. While the string cheese remains safe for consumption past this date, the quality may not be the same. 

If the string cheese has been sitting out for more than 4 hours, It has become unsafe for consumption. When out on a picnic, the added preservatives give a bonus shelf-life to the string cheese, of course only If It has not been exposed to direct sunlight.

How to store string cheese?

Always keep string cheese in the fridge 

It is common sense to always refrigerate the food commodities that you purchase from the refrigerated section of the grocery store. As discussed above, string cheese that has been sitting out for more than 4 hours is unsafe and should be discarded.

Store the cheese in a tightly sealed container or bag if it’s not left in the packaging

The air-tight container will keep the cheese from picking up unwanted odors from the fridge. It is preferred to always keep the unopened package of string cheese in its original undamaged packaging. In case of damage, transfer the cheese to a high-quality plastic bag. Do not forget to squeeze out as much air from the bag as possible.

Do not store the cheese with other products

Never do the mistake of storing your leftover string cheese along with other food products especially the ones with a higher water content like tomatoes. It will ruin the texture and flavor profile of the string cheese. The best practice is to wrap the leftover string cheese stocks in aluminum foil or a high-quality food wrap.

Does string cheese go bad in the fridge?

Unlike hard cheese, string cheese will go bad faster because of its semi-soft cheese type. You can safely use string cheese a week or two past its ‘best-by date in ideal conditions. If stored incorrectly, the string cheese might go bad long before its printed date.

Can you store string cheese in the freezer?

The shelf-life of opened string cheese can be extended drastically by storing it in the freezer. However, freezing will make the string cheese go rubbery or crumbly after thawing. Such string cheese is best used in cooked dishes rather than as a snack or appetizer. 

How to freeze string cheese?

  1. Grab a freezer bag or an air-tight container. A freezer bag is preferred as It minimizes the trapped oxygen that comes in contact with the string cheese inside the bag.
  1. It is recommended to divide the string cheese sticks into portions to make the defrosting process easier.  
  1. Squeeze out the air from the freezer bag, seal it tightly, label it and chuck it in the freezer.

To the freezer, an unopened package of string cheese, top it up with an extra layer of food wrap of plastic bag for added protection. Thaw the frozen cheese in the fridge overnight.

Nutritional value of string cheese


In this article, we answered the question “Can string cheese go bad?”, and how long does the string cheese last?


Hello, I'm Sana Ameer. I'm a student of Food Science and Technology at UVAS. I like to bake and I aspire to become a Food blogger.

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