FIELD: food industry.
SUBSTANCE: invention relates to food industry, in particular, to production of food concentrates of grape refuses polyphenols. The production method envisages grape refuses mixing with ethyl alcohol, the extract separation from solid phase and the extract concentration under vacuum. After refuses mixing with ethyl alcohol the produced mixture is infused under pressure-tight conditions; concentration is performed till alcohol exclusion from the extract with subsequent invert sugar introduction therein.
EFFECT: method improvement.
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