Can (And Should) You Freeze Mushrooms? (2024)

Here's how to get the most from your 'shrooms.

By

Melanie Fincher

Can (And Should) You Freeze Mushrooms? (1)

Melanie Fincher is a Birmingham, Alabama–based food writer who covers everything from cooking techniques to gadget reviews. She has nearly 7 years experience writing news and lifestyle content.

Updated on February 24, 2021

If you've stocked up on seasonal mushrooms, you'll need to find a way to preserve them to get as much enjoyment as possible. Mushrooms only last about a week when stored in the refrigerator, but they can last a whole lot longer if you get your freezer involved. Here's how to properly freeze both raw and cooked mushrooms for best results.

How Freezing Affects Mushrooms

Can (And Should) You Freeze Mushrooms? (2)

So, can you freeze mushrooms? Yes! But you'll need to take some pre-freezing steps to ensure they don't become mushy when thawed. Keep reading to learn how to freeze mushrooms, both raw and cooked, the best way.

How to Freeze Mushrooms

Can (And Should) You Freeze Mushrooms? (3)

Frozen mushrooms will last up to a year in the freezer. But not all types of mushrooms should be frozen the same way. Hen of the woods mushrooms, maitake mushrooms, and wild mushrooms in the slimy-capped Suillus genus are best frozen raw because their high moisture content makes them difficult to dehydrate. Most store-bought mushrooms (like button mushrooms, creminis, and portobello) can be frozen raw or cooked.

Freezing Raw Mushrooms

When it comes to freezing fresh, uncooked mushrooms, the fresher they are at the time of freezing the better.

  1. Clean the mushrooms. Either use a paper towel to brush any visible dirt off the mushrooms or lightly rinse them in cold water and pat dry with a paper towel. Don't soak the mushrooms because this will make them mushy once cooked.
  2. Prep the mushrooms. Chop the mushrooms into slices or dice them, depending on how you intend to use them.
  3. Flash freeze the mushrooms. Place the mushrooms on a parchment-lined baking sheet in a single layer. Make sure the pieces do not overlap. Freeze for at least two hours.
  4. Transfer the mushrooms to a freezer bag. The mushrooms should stay loose since they were frozen in a single layer. Add the date to the bag and freeze for up to a year.

Freezing Cooked Mushrooms

Many mushroom varieties do best when they're cooked before frozen.

  1. Clean the mushrooms. Either brush any visible dirt off the mushrooms or lightly rinse them in cold water and pat dry with a paper towel. Don't soak the mushrooms because this will make them mushy once cooked.
  2. Prep the mushrooms. Chop the mushrooms into slices or dice them, depending on how you intend to use them.
  3. Cook the mushrooms. Sauté mushrooms with oil or butter over medium-low heat until soft. You may also steam the mushrooms to cook them.
  4. Allow the mushrooms to cool. Wait for the mushrooms to cool to room temperature.
  5. Transfer the mushrooms to a freezer bag. Lay the cooked mushrooms into a freezer bag and store the bag horizontally. Label with the date and freeze for up to a year.

How to Thaw Frozen Mushrooms

Can (And Should) You Freeze Mushrooms? (4)

Once you're ready to use your frozen mushrooms, you may either add them frozen to a dish that you plan to thoroughly cook, or allow them to thaw overnight in the fridge before cooking them.

Related:

Browse Our Entire Collection of Mushroom Recipes

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Can (And Should) You Freeze Mushrooms? (2024)

FAQs

Can (And Should) You Freeze Mushrooms? ›

You can certainly freeze mushrooms fresh, but cook them beforehand for the best texture and flavor. Mushrooms are full of water and when they're frozen from fresh, they can end up soggy, mushy and all around unpleasant. Cooking them beforehand, though, removes some of that moisture and results in better mushrooms.

What is the best way to freeze fresh mushrooms? ›

Strain the water out, spread the mushrooms on a towel, and pat them dry as best as possible. Place mushrooms in a single layer on a parchment-lined baking sheet. Freeze. Move the mushrooms in a zip-top bag or container, remove as much air as possible, seal and label.

Are mushrooms good after being frozen? ›

Mushrooms can be frozen to prolong their shelf life and reduce food waste, especially if you've purchased more mushrooms than you can use at one time. While freezing mushrooms may cause some nutrient losses and texture changes, these are slight and still allow the mushrooms to be used in many ways when you're ready.

What are the benefits of freezing mushrooms? ›

Benefits include extended shelf life, preserved taste, and nutritional value. With frozen mushrooms at their disposal, individuals can explore a world of culinary possibilities, such as grilled delights, soups & stews, and others.

Can I freeze canned mushrooms? ›

The short answer is yes, you can freeze mushrooms.

Can you freeze mushrooms in a ziplock bag? ›

Insert wrapped mushrooms inside a Ziploc-type freezer bag. (4 portions will fit in a quart-size bag.) Press out as much air as possible as you seal the bag. Or, insert the wrapped mushroom portions into plastic or glass freezer container.

Can you freeze mushrooms without cooking them first? ›

While you certainly can take fresh mushrooms straight from the package to the freezer, it's better to freeze mushrooms cooked than raw. Why? It's all about moisture. Because mushrooms contain so much water, defrosted raw mushrooms will be mushy and can have an unpleasant consistency in soups, pastas, and other dishes.

How long will mushrooms last in the fridge? ›

Avoid plastic bags and sealed containers when storing mushrooms as the lack of air flow will speed spoilage. Whole, raw mushrooms will keep from 4-7 days in the refrigerator, while sliced mushrooms (stored the same way), will last 1-2 days. Do not wash until ready to use.

How do you preserve fresh mushrooms? ›

The secret to mushroom storage is that they stay fresh longer if you take them out of their container. Wrap them in paper towels placed in open plastic bags (paper bags are even better) and keep them in the fridge. Watch our how-to video for more.

How to make frozen mushrooms taste good? ›

Add a little oil or butter to brown them. The second method is to blanche frozen mushrooms by immersing them in boiling water for 20 seconds, then enjoy them as they are or use them in your recipes.

How do you unfreeze mushrooms? ›

Simply take the mushrooms straight from frozen and add them to any dish you plan to cook. You can always thaw them in the fridge overnight if you prefer, but adding them frozen is easier and works just as well.

Are frozen mushrooms tasty? ›

These are very tasty and if you don't have access to fresh ones then these are ideal. You can use as few or as many as you like! They are just like fresh only frozen!

Should I wash canned mushrooms? ›

Therefore, food safety best practices do not need to include washing mushrooms. Conversely, if washed incorrectly, for example by not monitoring sanitizer levels, one contaminated mushroom could contaminate others. Research has shown that if mushroom surface microorganisms defend against contamination.

Should you wash mushrooms? ›

The key is timing, according to Tiess. He recommends that mushrooms grown in compost should be quickly rinsed in cold water, drained, sliced immediately, and fully cooked to develop the flavor and reduce the chance of a food-borne illness. Mushrooms should only be cleaned when you are ready to use them.

Can you eat canned mushrooms right out of the can? ›

Canned foods are perfectly safe to eat on their own.

Before any kind of ingredient, like mushrooms, gets canned, the food is heated up to a really high temperature, which kills off any bacteria or other microorganisms. You definitely won't get sick if you snack on canned mushrooms right out of the can.

Should mushrooms be washed before freezing? ›

Scrub and brush mushrooms to remove dirt (don't wash them as they can become soggy). You can slice them or leave whole (smaller mushrooms are best for the latter). Pop them onto a tray and freeze until solid, then transfer to a labelled resealable freezer bag, expelling any excess air. Use within a couple of months.

What is the best way to keep mushrooms fresh in the fridge? ›

The secret to mushroom storage is that they stay fresh longer if you take them out of their container. Wrap them in paper towels placed in open plastic bags (paper bags are even better) and keep them in the fridge.

Does freezing mushrooms change the texture? ›

Clean and Prep

Mushrooms more than one-inch across should be sliced or quartered. Freezing will change the color and texture of mushrooms, making them both darker and softer.

Can you vacuum seal mushrooms then freeze them? ›

Move the frozen mushrooms to a freezer bag or (even better) a vacuum pack bag. Get as much air out as possible, seal, and keep them frozen until you're ready to use. 6. Only thaw mushrooms when you're ready to use them, as refreezing can damage their flavor/texture.

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