FIELD: food industry.
SUBSTANCE: invention is to technology of coffee substitutes production, particularly to instant powder for manufacture of flavoured yacon-lemon drink. Method provides for extraction of medang by liquid nitrogen with corresponding miscella separation, preparation of yacon, its cutting, drying in microwave field at preset process parametres and frying, drying of lemon refuses by convective method, mixing of yacon and lemon refuses, impregnation of obtained mixture by separated miscella is performed with simultaneous pressure boost and depressurisation till atmosphere pressure with simultaneous freezing of mixture and its cryomilling in medium of evolved nitrogen.
EFFECT: method allows to produce new flavoured coffee drink according to nonwaste technology.
