Study on the method using solid fermentation as raw material for health beverage. Armillaria mellea fermentation solid was used as raw material to extract the polysaccharide and other nutritional and medicinal compo- nents. After flavor adjustment, the optimum formula of the beverage of armillaria was determined through orthogonal test and sensory evaluation method. The optimizing solid fermentation medium for Armillaria mellea contained sugar 1.5% ,rice 80% ,soybean 1% ,bran 10% ,sweet potato 7.5%. The best formula for beverage was as follows:...