Q: I’ve heard some people can have allergic reactions to mushrooms. Is this true? 
A: Some people who are allergic to mold, may also be allergic to foods that contain mold like cheeses or mushrooms. Although mushrooms aren’t a mold, they are a fungus which is similar to mold. This food allergy is often referred to as an oral allergy syndrome (causes your mouth to itch or swell) and in some rare cases anaphylaxis may occur.

Q: If mushrooms grow in manure, how can they be safe to eat?
A: Mushrooms grow in a special compost growth medium that is pasteurized before mushrooms are planted in it. This pasteurization allows for the compost to be sterilized to make sure no harmful bacteria is left behind.

Q: How long will mushrooms keep after I buy them?
A: Mushrooms will keep in your refrigerator for 5-7 days after you purchase them.

Q: Do mushrooms have to be cooked or can I eat them raw?
A: Some mushrooms like whites, browns and portabellas may be eaten raw, but some exotics are better cooked.

Q: Can I eat the stems?
A: Yes, just chop them up and add them to sautés, soups or stews.

Q: Is there a peak season for mushrooms?
A: Because mushrooms are grown indoors in a climate controlled environment, high quality, fresh mushrooms are available year round.

Q: How do I clean my mushrooms before using?
A: With a damp cloth or light brush, gently rub the stem and cap to remove any loose peat. You can also rinse the mushrooms and drain in a strainer, but don’t leave them submerged in water. Mushrooms are like a sponge and will absorb water, changing their flavor and texture.

Q: Can I freeze mushrooms?
A: Uncooked fresh mushrooms don't freeze very well due to their high moisture content. However, once they have been cooked, they can be frozen in small containers. For more information on freezing mushrooms visit our Cooking & Handling Section.