PURPOSE: Beef bulgogi(sliced and seasoned beef barbeque) sauce and a cooking method of beef bulgogi using the same are provided to improve the flavor of food, to mass produce and preserve the sauce, and to be suitable for manufacturing food having consistent taste.CONSTITUTION: Beef is seasoned with beef bulgogi sauce. Oil, garlic, and rice cake are added to the seasoned beef and heated. At least one vegetable is additionally added to the heated beef mixture and heated. Stir-frying sauce is further added to the beef mixture of the previous step and heated. Starch is added to the beef mixture of the previous step. The beef bulgogi sauce includes 100 parts by weight of soy sauce, 50-200 parts by weight of purified water, 10-20 parts by weight of starch syrup, 70-110 parts by weight of white sugar, 0.3-2 parts by weight of black pepper powder, and 30-50 parts by weight of liquor. The vegetable includes onion, shiitake, Beech mushroom, King oyster mushroom, Auricularia auricula judae, red bell pepper, broccoli, and sweet potato. The stir-frying sauce is manufactured by mixing seafood sauce and fish sauce at a ratio of 1.5:1.COPYRIGHT KIPO 2013본 발명은 음식의 풍미를 증진시키는 소불고기 소스 및 이를 이용한 소불고기 조리 방법에 대한 것이다. 본 발명의 소불고기 소스는 음식에 일관된 맛과 향을 제공할 수 있으며, 대량 생산 및 장기 보관이 가능하다.