The present invention relates to buckwheat chicken gangjeong (sweet and sour fried chicken) which does not have the bad smell of chicken after the chicken gangjeong become cold through a bad smell removing process before coating chicken with batter. Buckwheat powder with a bitter taste is mixed with ingredients for the batter, thereby allowing users to eat effective components for preventing adult diseases such as hypertension and the like which can be caused by increased cholesterol. The buckwheat chicken gangjeong is fried with vegetable frying oil including buckwheat, etc. to minimize problems caused by frying food, and the fried buckwheat can be used as a garnish for the buckwheat chicken gangjeong with sauce to allow the users to effectively eat the effective components of buckwheat.본 발명은 튀김옷 입히기 전에 잡내제거 공정을 거쳐 닭강정이 식은 후에도 닭고기 잡내가 나지 않고, 튀김옷의 재료에 쓴메밀가루가 함유되도록 하여 콜레스테롤 증가로 생길 수 있는 고혈압 등 성인병을 예방할 수 있는 유효성분을 함께 섭취할 수 있으며, 메밀쌀 등을 넣은 야채튀김기름을 이용하여 튀김으로 발생하는 문제를 극소화시키고, 튀긴 메밀쌀은 강정소스를 묻힌 닭강정의 고명으로 사용하여 메밀의 유효성분을 효과적으로 섭취할 수 있는 메밀 닭강정 및 그 제조방법을 제공한다.