Lemon Bars
["1 c. butter or margarine", "2 c. flour", "1/2 c. powdered sugar", "4 eggs", "2 c. sugar", "1/2 c. lemon juice"]
["Mix butter (softened), flour and powdered sugar and put in a 9 x 13-inch pan for crust.", "Bake at 350\u00b0 for approximately 20 minutes."]
["butter", "flour", "powdered sugar", "eggs", "sugar", "lemon juice"]