PROBLEM TO BE SOLVED: To provide a processing method for improving food product quality.SOLUTION: Fermented tea leaves such as tea leaves of oolong tea are added to a food product by a small amount, and tea which is prepared by fermented tea leaves such as tea leaves of oolong tea is added to a food product by a proper amount, therefore food product quality is improved.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】食品の質を向上させる加工法を提供する。【解決手段】烏龍茶など発酵させた茶葉を少量食品に加えること、烏龍茶など発酵させた茶葉で滝れた茶を適量食品に加えることで、食品の質を向上させる。【選択図】なし