How Long Do Mushrooms Last In The Fridge?

All the secrets of the mushroom shelf life!

Written by Elisa Chan. Updated on How long do mushrooms last

Mushrooms pair with almost any hot dish whether it is a soup, casserole, a stew or an ordinary omelet. For this reason, extending the lifespan of boletuses is the number one goal. For what time can darners stay chilled you may ask?

However, this product is quite demanding regarding storage surroundings.

There is a great variety of mushrooms that we can use for cooking various foods. Cooked, fried, oven-baked, boiled, and dried – mushrooms are very popular in any kitchen.

Naturally, the issue of mushroom storage is a vitally important thing to know for anyone who wants to enjoy their taste longer.
This is why below you will find all the secrets of the mushroom shelf life and many useful tips in addition.

So, How long do mushrooms last?

Freshly-picked mushrooms will remain eatable for approximately 10 days when staying in the fridge.On the other hand, if you cook them (no matter how), the mushrooms will last for 5 days at most. Of course, when being refrigerated, too.

Mushrooms are rather demanding when it comes to preserving them at the household, especially if they are fresh.

How long do mushrooms last in the fridge?

It depends on how you are going to store them. If fresh, expect them to be eatable for about a week but if you cook them, the storage duration will reduce to five days at most.

How long do sliced mushrooms last?

In case you have too many sliced fresh mushrooms left and you don’t really like discarding them, feel free to freeze.

Like that, they will be available for use for about one year or so.

On the other hand, if you know that you will use them pretty soon, it’s ok to refrigerate the slices following the certain rules though.

How to store shiitake mushrooms?

This Japanese sort of mushrooms is surprisingly simple to store! For keeping them cooled, just wrap these darners into the paper bag and remember not to wash them as shiitakes are highly absorbent! Also, this sort of mushrooms can be stored dry or frozen, too.

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How do you store dried mushrooms?

The most optimal way is to freeze using a tight and sealed container. Dried mushrooms are poorly resistant to heat and moisture that is why keeping them in a pantry would not be the best idea.

How long do mushrooms last in the fridge

Why Are Mushrooms So Useful?

Any edible kind of mushroom has a great amount of fiber and protein together with B vitamins and selenium, a powerful antioxidant that makes our immune system and cells stronger.

How often do you eat mushrooms?
I often eat mushrooms
85%
I don't eat mushrooms at all
0%
I eat mushrooms almost every day
15%

White mushrooms, for example, contain D vitamin being one of the few non-animal sources of it.
They are also very good for our heart so, if you are not allergic to them, include the mushrooms into your menu more often.

How Long Do Mushrooms Last In The Fridge
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Even it is not so hard to grow mushrooms by yourself at home. They are really full-on nutrients you should really think about it when you will plan your garden for the next year!

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Read next: Eatable Mushrooms And Their Kinds

Mushroom Storage Secrets

Of course, when knowing that this natural product is so useful and healthy, anyone would try to extend its shelf life to its longest!
Regarding this, people may often wonder how to store fresh mushrooms at the household and how to create the best environment for them.

As for storing fresh mushrooms, there are several essential but very easy rules that you need to keep in mind to enable them to last longer.

What type of mushroom do you like best of all?
Portobello Mushrooms
33.33%
Cremini Mushrooms
26.67%
Button Mushrooms
33.33%
Chanterelle Mushrooms
6.67%
How long do mushrooms last
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How to Keep Mushrooms Fresh and Eatable

How to clean and store mushrooms | Herbalife NutritionHow to clean and store mushrooms | Herbalife Nutrition

So you have bought or picked some fresh mushrooms and now you’re thinking about how much time they can spend chilled you may ask if you put them into. Or is it better to leave them on the countertop?

  • First of all, don’t leave the mushrooms at a too warm temperature or in the surrounding with too high moisture. They can easily get dry in the first case and rotten in the latter. Crisper drawer won’t work for the same reasons. For refrigerating, use either their native package or put the mushrooms in a paper perforated bag. Keep them away from any strong-smelling food in the fridge as mushrooms pick the external odors easily
  • For freezing, wash and brush them to delete any dirt and then slice and saute. Only when cooked mushrooms can be frozen! After they cool down, put mushrooms in a plastic bag and toss them to the freezer.

If we are talking about the marinated mushrooms bought from a store, simply follow the storage instructions indicated in the jar label and remember that these veggies can’t be consumed after their expiry date has passed!

Signs of Spoiled / Rotten Mushrooms

Everyone knows that eating spoiled or rotten mushrooms is dangerous since they can make you very sick. If the mushrooms you eat are store-bought, the risk of food poisoning is very low, and they pose even less risk if you eat them cooked. But if you like using mushrooms (especially fresh ones) in your dishes at home, you should be aware of the signs of spoilage/rot to avoid severe food poisoning!

Luckily, it’s easy to tell the difference between fresh and bad mushrooms. Fresh mushrooms are dry and firm, with a smooth and pleasant earthy smell. But when mushrooms start decaying, they become softer and often mushy.

Also, they develop a sticky and slimy residue. Bad mushrooms can also be shriveled, moldy, and discolored. The smell will also be very unpleasant.

Signs of Spoiled Rotten Mushrooms
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Mushroom Storage Secrets

No matter whether you prefer fresh or canned mushrooms, you should know how to store them correctly to extend their lifespan. And if it may be clear how to deal with pickled mushrooms, storing fresh ones often results in questions from people. Below, you can find a few helpful tips on this subject.

Shelf Life of Pickled Mushrooms

The best thing about pickled mushrooms is that they can be stored for quite a long period of time. Usually, it’s 45 days or longer if you store them properly. If you want to extend the shelf life of marinated mushrooms, reseal the jar and place it in the refrigerator. Also, ensure that the original brine covers the top of the remaining mushrooms!

Shelf Life of Frozen Mushrooms
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Shelf Life of Fresh Mushrooms

If you want to enjoy fresh mushrooms, you need to store them correctly since they can decay pretty fast! First of all, keep in mind that fresh mushrooms can stay fresh for about a week if you keep them in the refrigerator. However, depending on the variety, the actual storage time might be from four days up to ten days. 

But if you decide to cook your mushrooms, it will extend their shelf life by another three to five days.

Speaking of fresh mushrooms, you should never leave them uncovered on the counter for a long period of time! If you leave them like that, mushrooms will start decaying much faster!

Shelf Life of Fresh Mushrooms
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Shelf Life of Frozen Mushrooms

Finally, if your goal is to keep a batch of mushrooms consumable as long as possible, consider freezing them. Low temperatures work great for keeping foods fresh and useful without causing damage to their texture. 

If you freeze mushrooms, most of them will last in your freezer for 9–12 months.

However, if you choose to freeze as a storage method, note that frozen mushrooms are most suitable for dishes that will be cooked because their texture may change a bit after thawing.

This is why we recommend adding them to soups, casseroles, or stews, or as a pizza topping.

How to Tell If Mushrooms Are Bad?

Do mushrooms go bad?

Unfortunately, they do. It may anyway happen that mushrooms turn bad and it happens mostly because of the wrong storage environment.

When do mushrooms go bad?

Well, mostly if you keep them at a too warm temperature or put in a place that’s too moist.

How to know if mushrooms are bad?

Take a look at them and press. If you spot any traces of mold on the hats or legs or if the are feel slimy to the touch and smell off, it’s time to discard them instantly.

Actions to Take When Poisoning With Mushrooms

The symptoms of mushroom intoxication are:

  • headache
  • diarrhea
  • stomach ache
  • nausea and vomiting
  • dizziness

Sometimes there may be worse signs like problems with breathing and others.

How to Tell If Mushrooms Are Bad
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If you suspect that someone has just had food intoxication caused by mushrooms, you need to act fast before the doctors arrive.

  1. Give the person activated charcoal to cause vomiting if it hasn’t happened yet. The stomach will release the poisonous stuff which will reduce their bad effect on it.
  2. Give the person enough water to drink. It may also help to cause vomiting and will help to wash away the poison from the stomach.
  3. Take the person to the hospital immediately!
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How to Cook Fresh Mushrooms?

There is plenty of foods one can cook using these healthy and nutritious gifts of nature.
Mushrooms are good for main dishes like soups, they fit perfectly the savory dishes, for example, creamy pasta with mushrooms or baked potatoes with mushrooms and lamb.

In addition, you can always add some to the omelet in the morning or use fried mushrooms when making yourself a sandwich!
These plants are really versatile!

We hope that these tips and information will not only allow you to feast your stomach on the mushrooms longer but also will help to store them correctly and prevent unexpected situations connected with spoiled vegetables.

How to Cook Fresh Mushrooms
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Refrigerated Mushroom Shelf Life.

To avoid the soon spoilage of boletuses, we advise to check out this brief list of the most widespread questions asked when it comes to storing this gift of mother nature.

What is the fresh mushroom shelf life?

Fresh fungi, when being packed properly and stored under correct conditions, will stay consumable for almost one week.

How to Store Fresh Mushrooms In the Fridge?

Fungi can be refrigerated in two different ways. They can either be kept in the original package they were sold in at the store or they can be removed to the perforated paper bag. 

How long will mushrooms last in the refrigerator?

When stored raw, fungi will be able to stay fresh and consumable for five or seven days but no longer since after that term, the spoiling process will begin to develop.

How much time can cremini boletuses last?

Crimini mushrooms, just like any other sort of fungi, can be kept refrigerated from four days and for up to seven days without any changes in their quality.

How long do cremini mushrooms last
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How much time will baby bella darners last?

The duration of this sort of fungi shelf life in the fridge is equal to the other sorts of them and is from four to seven days.

How much can sliced darners last?

The sliced and fresh fungi will stay consumable for something like one week or a bit less whereas cooked ones will keep their qualities for as long as ten days.

How To Cut Bella Mushrooms-Dice, slice, cube, mincHow To Cut Bella Mushrooms-Dice, slice, cube, minc

Since now you know how much time it takes boletuses to remain fresh if chilled, it will be easier to do your best and keep them fresh for as long as possible, besides, the storage rules are not so strict or complicated compared to some other products and foods!

Most Common Mistakes When Buying, Cooking, And Keeping Mushrooms

Everyone can make mistakes but the mistakes we do when dealing with foods make us pay a high price. Improper storage often ends up throwing away lots of unused and wasted foodstuff that could be cooked and consumed.

Surprisingly, mushrooms belong to those products we often screw up dealing with.

Have you ever noticed dark spots on the raw darners, or maybe they suddenly turned slimy? Or the odor could change unexpectedly, and you had to throw the fungi away? 

Then you’re at the right place since now we’re going to point the silliest mistakes we do when keeping fungi and provide you with handier tips so that you could skip them next time.

Most Common Mistakes When Buying, Cooking, And Keeping Mushrooms
Photo by Thanh Soledas

Never buy mushrooms that are already packed in a container

Well, at least try not to buy them like this. Instead, search for those that are sold loose. First, it will allow you to buy as much as you need and not to pay for extra unnecessary content. And second, loose fungi cost less. Besides, you can quickly examine loose ones to skip dark spots and check them for freshness.

Choose the right container

If you choose a plastic packet as a container for the fungi, then throw it away right now. This package makes air inside too moist making the content turn slimy quickly.

For the same reason, never toss them to the crispy container at the bottom of the fridge. An airtight container will also not work since it prevents moisture from evaporating which leads to dark spots to appear.

Instead, keep them in a paper bag open since it absorbs the excess moisture and lets the air circulate, and you’ll forget about the slimy fungi.

Choose the right container
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Put them away from smelly foods

Never place fungi together with:

  1. herbs,
  2. cheese,
  3. strong-smelling things since they are quick in intaking odors

Clean them properly

Darners absorb water like sponges that’s why rinsing is not the correct option for cleaning them. Besides, excess moisture will make the fungi slimy with those dark dots around.

So if the plan is to consume them raw, just brush off the dirt with a dry paper towel (you can dampen it if the fungi are very dusty or have soil on them).

For the recipes that ask for cooking them, rinse darners and tap dry with a paper napkin.

how to clean mushrooms
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Fry correctly

Mushrooms need space when being cooked so don’t crowd the pan when frying them for your recipes if you don’t like eating soggy darners. Also, these veggies need enough fat to be properly cooked so use enough oil/butter, otherwise, they’ll turn dark and shrivel a lot (that’s the sign that the pan is too dry).

These hints point to the most common mistakes that can be done when working with recipes that need mushrooms or when keeping fungi. Keep those in mind and you’ll never do them again.

can be removed to the perforated paper bag. 

Conclusion

Now you know how long mushrooms can last in the fridge and how you can tell that they have started to spoil. We also explained how to store mushrooms to make them last longer using different storage methods.

With all these tips, you will be able to extend the shelf life of your favorite mushrooms and use them for many dishes, keeping their texture, flavor, and taste the same as on the purchase day.

Frequently Asked Question

⭐What are button mushrooms? Is it ok eating them?

Button mushrooms belong to the kind of champignons which means that they can be used in recipes. 

They look almost the same as their “relatives” do, and grow the same way as champignons do. The only sign that makes them stand out is that their caps have white “flakes” and the caps themselves are bigger (3-8 cm) than champignons usually have. 

⭐I noticed that, when I store mushrooms, they start having dark spots on top of their caps. Does it mean that they’re not suitable for eating? 

The color of the darners’ caps can change indeed and the spots may appear. Dark spots usually grow on top of the caps if we store mushrooms wrongly and they already started going bad. Unfortunately, such a sign means that darners are not safe for eating any more and they must be thrown away. 

The optimal way to prevent these spots from appearing is to check raw fungi regularly while keeping them. Also, ensure that you provide the boletuses with proper conditions. When we store raw mushrooms, they must be dry, placed in the airtight container so that the air couldn’t bring odors to them.

⭐Shall I keep the frying pan open when frying fungi?

No, it’s better not to open the pan since the moisture will evaporate completely leaving the fungi dry.

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Elisa is a passionate cook who will advise you on healthy and delicious food topics! With her help, you will discover how to properly store and freeze food, as well as learn important nuances about preserving vitamins in your meals to make them stay nutritious.
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