2. Dried Agrocybe aegerita: firstly, soak the dried Agrocybe aegerita in warm water, clean the roots after complete soaking, and then rinse with running water; Then soak it in rice washing water or light salt water for about 15 minutes, then rinse it with running water for the second time, and squeeze out the water while washing. Agrocybe aegerita, also known as Agrocybe cylindrica, Agrocybe aegerita, Agrocybe aegerita, Agrocybe cylindrica, Agrocybe aegerita and so on. , is a kind of edible and medicinal bacteria, with delicate cover, crisp handle, pure fragrance and delicious taste. It is also called Agrocybe aegerita because it is wild on withered camellia oleifera. Agrocybe aegerita is rich in nutrients, protein, various essential amino acids, B vitamins and mineral elements such as potassium, sodium, calcium, magnesium, iron and zinc.