Method for producing Yanggaeng using hot water extract of coffee residue with improved antioxidant activity and taste

摘要

(A) mixing a coffee ground powder with water, extracting the coffee ground powder, filtering, concentrating and diluting the coffee ground powder to prepare a coffee ground hot-water extract; (b) a step of adding the agar in the hot water extract of the coffee bean prepared in step (a); And (c) heating the so-called mixture of step (b), mixing the sediment and the sugar, and then heating and cooling again. The present invention relates to a fermented soybean milk using a coffee ground hot-water extract prepared by the above method.