Pleurotus eryngii, scientific name Pleurotus eryngii , belongs to the family Tricholoma, Pleurotus, is a precious edible fungus. Pleurotus eryngii has rich nutritional value and pharmacological effects, including protein up to 21.92% , total sugar 33.8% polysaccharide content up to 4.9% , dietary fiber 30.14% , and ash 6.34% . At present, there are more and more researches on Pleurotus eryngii products in China. For example, the research on the cultivation of Pleurotus eryngii and selenium-enriched Xuezhizhi compound beverage and the preparation of calcium-rich mycelium soy milk, Zhang Yuxiang and others studied Pleurotus eryngii Branch composite drinks, etc. The biscuit made from edible mushroom powder has the characteristics of loose taste, convenient consumption and nutrient-rich, and is deeply loved by consumers.