The invention discloses a method for preparing lentinus edodes-flavored composite chicken powder from conventional chicken powder and lentinus edodes stems, and belongs to the technical field of food processing. According to the method, lentinus edodes stem powder, which has strong flavor and is easily available, is mixed with the conventional chicken powder to prepare the lentinus edodes-flavored composite chicken powder which has a delicious aftertaste, good taste and rich nutrition. The shortcoming that a conventional chicken powder type product does not have an outstanding characteristic is overcome, and a reference is supplied to diversification of chicken powder type products; secondly, conventional thermal reaction chicken powder in the market has a heavy taste and a poor aftertaste, the lentinus edodes-flavored composite chicken powder integrates lentinus edodes and chicken meat, and the flavor of the lentinus edodes stems and the flavor of chicken powder seasoning are coordinated to bring out the best in each other; finally, the lentinus edodes stems contain a certain amount of delicious amino acid components, so that the flavor of the chicken powder can be relieved or coordinated to a certain extent; furthermore, due to the characteristics of rich nutrition and the like of the lentinus edodes stems, the nutrition function of the chicken powder is enhanced. The lentinus edodes-flavored composite chicken powder product is suitable for frying, soup cooking, noodle stewing and the like.