Dessert fruit is a term used to describe fruits that are commonly used in desserts. The three crossword solutions for this term are PEAR (4 letters), Key Limes (8 letters), and Greengage Plum (13 letters). PEAR is a round, sweet fruit with a yellow or green skin. Key Limes are small, tart limes that are native to the Caribbean and Florida. Greengage Plums are a type of plum that is green in color and has a sweet flavor. All three of these fruits are popular ingredients in desserts.