Lemon Lush
["1 1/2 c. all-purpose flour", "1 1/2 sticks margarine, softened", "3/4 c. chopped pecans"]
["Press into 13 x 9-inch baking dish.", "Bake for 15 minutes at 325\u00b0.", "Cool completely."]
["flour", "margarine", "pecans"]