FIELD: food-processing industry. SUBSTANCE: method involves providing friction grinding of fibrous and wet food product, in particular, pressing wastes (residues) of plant product hydrolyzate aqueous suspension; drying by throwing product onto hard surface and simultaneously by supplying hot air flow. Method allows powdered food product free of unpleasant odor to be obtained. EFFECT: increased efficiency by reduced power consumption and production cost. 6 cl, 1 dwg, 4 ex
