Oyster mushrooms belong to the most commonly cultivated edible mushrooms in the world. You can find them in Aisian, European, American cuisine.
Oyster mushrooms are better torn up instead of sliced, especially in stir fry or sauté, because they are consistently thin, and so will cook more evenly than uncut mushrooms of other types.
Contains reasonable amount of proteins. That`s why it belongs to popular meat substitutes for vegetarians or people in countries, where they are not used to using meat much, like for instance Sri Lanka.