Clear oil is melted butter. The clear ingredients on the upper layer after precipitation are often used to fry or fry bread slices. The English name is ghee butter, which is extracted from the fat of cattle. It has nothing to do with butter. The English name is dripping, and there is lard lard. Because the flavor of meat food mainly comes from fat. Therefore, western food will be flavored with different animal fats when frying and frying.