The term 'Essence of a 'BUTTER'' can be broken down into two crossword solutions: APPLE (5 letters) and PEANUT (6 letters). APPLE is a type of fruit that is widely cultivated for its sweet, edible fruit. It is one of the most popular fruits in the world and is used in many dishes and desserts. PEANUT is a legume that is grown for its edible seeds. It is a popular ingredient in many dishes, including PEANUT BUTTER, which is a spread made from ground peanuts. Together, these two ingredients form the essence of a 'BUTTER', which is a spreadable food product made from either fruit or vegetable oils.