Method for preparing aged sweet potato using rice bran and rice straw and aged sweet potato prepared thereby

摘要

According to the present invention, an aged sweet potato manufacturing method is capable of manufacturing an aged sweet potato with significantly improved nutritional value and functionality at a low cost by aging sweet potatoes in stages with rice bran and rice straw. The method includes: a step (a) of manufacturing a first aged sweet potato; a step (b) of manufacturing a second aged sweet potato; a step (c) of manufacturing a roasted sweet potato; a step (d) of manufacturing a third aged sweet potato; and a step (e) of manufacturing a frozen sweet potato by freezing the third aged sweet potato.