Lemon Squares
["1 c. flour", "1/4 c. sifted powdered sugar", "1/2 c. melted butter or margarine", "2 Tbsp. flour", "1/2 tsp. baking powder", "2 eggs, beaten", "1 c. sugar", "grated rind of 1 lemon", "3 Tbsp. lemon juice", "powdered sugar"]
["Combine 1 cup flour and 1/4 cup powdered sugar.", "Add butter, mixing well.", "Spoon into 9-inch square baking pan.", "Press into pan evenly.", "Bake at 350\u00b0 for 18 to 20 minutes or until lightly browned."]
["flour", "powdered sugar", "butter", "flour", "baking powder", "eggs", "sugar", "lemon", "lemon juice", "powdered sugar"]