Cannellini beans, also known as white kidney beans, are a type of legume that is commonly used in Italian cuisine. They are a small, white BEAN with a mild flavor and creamy texture. Cannellini beans are often used in soups, stews, salads, and other dishes. They are also a popular choice for making hummus and other dips. The answer to the crossword puzzle is BEAN, which is a four-letter word that describes this type of legume.