Low-Fat Pineapple Cake
["2 c. flour", "2 c. sugar", "2 c. crushed pineapple with liquid", "4 egg whites", "4 tsp. baking powder"]
["Mix all ingredients.", "Place in a square cake dish.", "Bake at 350\u00b0 until center springs back."]
["flour", "sugar", "pineapple", "egg whites", "baking powder"]