You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: IOWA 
Clue: This "yummy" red apple, the USA's top seller, was developed in the 1880s in Jesse Hiatt's orchard near East Peru
the red delicious