The present invention relates to a method of preparing coffee drunk by being added in liquid drink including water, carbonated water, fruit juice, liquor or the like and the coffee drunk by being added in the liquid drink, and more particularly, to a method in which raw beans are ripened at a high temperature and roasted, is then re-roasted in a coffee bean state, and then extracted as a coffee extract in an extractor. Therefore, the coffee according to the present invention is prepared so as to have reduced caffeine content and increased polyphenol which is an antioxidant in comparison with typical black coffee sold in the market. Thus, the coffee according to the present invention is added to drink such as water, carbonated water, fruit juice, liquor, or the like so as to be good for the health while various taste of coffee is enjoyed.COPYRIGHT KIPO 2016본 발명은 물이나 탄산수, 과일 쥬스와 같은 음료수나 술 등을 포함하는 액상 드링크에 타먹는 커피 제조방법 및 그에 의해 제조된 액상 드링크에 타먹는 커피에 관한 것으로서, 좀더 상세하게는 생두를 고온 숙성시키고 로스팅한 후 원두 상태에서 다시 숙성시키고 추출기에서 커피 추출액으로 추출하기 때문에 종래 시중에서 판매하는 블랙 커피에 비해 카페인 함량을 줄이고 항산화 물질인 폴리 페놀을 증가시키도록 제조하므로 물이나 탄산수, 과일 쥬스와 같은 음료수나 술 등을 포함하는 액상 드링크에 타서 커피 맛을 다양하게 즐기면서 건강에 유익하도록 하는데 그 특징이 있다.
