Lemon Bars
["2 c. flour", "1 c. butter or margarine, softened", "1/2 c. powdered sugar", "4 eggs", "2 c. sugar", "dash of salt", "5 Tbsp. lemon juice", "1/4 c. flour", "1 tsp. baking powder", "powdered sugar"]
["Preheat oven to 350\u00b0.", "Combine flour, butter and 1/2 cup powdered sugar.", "Mix thoroughly.", "Press into ungreased 13 x 9-inch pan.", "Bake for 20 minutes."]
["flour", "butter", "powdered sugar", "eggs", "sugar", "salt", "lemon juice", "flour", "baking powder", "powdered sugar"]