Lemon Squares
["2 c. sifted all-purpose flour", "1/4 c. sifted powdered sugar", "1 c. butter or margarine, softened", "4 eggs, beaten", "2 c. granulated sugar", "1/3 c. lemon juice", "1/4 tsp. baking powder", "1/4 c. flour"]
["Sift together 2 cups flour and the powdered sugar.", "Cut into butter until mixture clings together.", "Press into 13 x 9 x 2-inch baking pan.", "Bake at 350\u00b0 for 20 to 25 minutes or until lightly browned.", "Remove and cool."]
["flour", "powdered sugar", "butter", "eggs", "sugar", "lemon juice", "baking powder", "flour"]