Aunt Jeanette'S Fast Cherry Crumb Cake
["1 (20 oz.) can crushed pineapple", "1 (20 oz.) can cherries", "1 box dry yellow cake mix", "1 stick margarine"]
["Add the following to a greased rectangular pan:", "the whole can of pineapple (juice, too!) and the whole can of cherries. Sprinkle the dry cake mix over the fruit.", "Cut the margarine in slices and place on top. Bake at 350\u00b0 for 48 to 50 minutes."]
["pineapple", "cherries", "cake mix", "margarine"]