Black fungus, mycological classification belong to Basidiomycetes, Auricularia, Auriculariaceae. The color is dark brown, the texture is soft, the taste is delicious, the nutrition is rich, and it can be vegetarian or meaty. It not only adds elegance to Chinese cuisine, but also nourishes the skin, makes the skin ruddy and radiant, and prevents iron deficiency anemia and others Medicinal effect.