This is the 9807th most frequent Korean word.
고추씨를
"고추씨를" means "chili seeds" in English.
In this sentence, '고추씨를' is the object of the verb '추가하면' (if added).
고추씨를 추가하면 더 매운맛이 납니다.
Adding chili seeds results in a spicier taste.
The word '고추씨를' refers to chili seeds in the accusative case, being the object of the action '떼어낸' (removed).
고추씨를 떼어낸 후에 요리를 시작하세요.
After removing the chili seeds, start cooking.
Here, '고추씨를' again serves as the object of the action '불려서' (soaked).