David'S Delight
["1 stick margarine", "1 c. flour", "3 Tbsp. sugar"]
["Mix these ingredients until crumbly.", "Pat into a 9 x 13-inch glass pan, greased on bottom only.", "Bake at 350\u00b0 for 10 to 15 minutes.", "Let cool."]
["margarine", "flour", "sugar"]