Lynn'S Lemon Bars
["2 sticks margarine", "1/2 c. powdered sugar", "1 1/2 c. flour", "3 eggs", "pinch of salt", "juice and grated rind of 1 lemon", "3 Tbsp. flour", "1 1/2 c. sugar", "powdered sugar to cover"]
["Mix margarine, powdered sugar and flour until crumbly.", "Press into a 9 x 13-inch pan.", "Bake 20 minutes at 350\u00b0.", "Don't cool! Remove promptly."]
["margarine", "powdered sugar", "flour", "eggs", "salt", "lemon", "flour", "sugar", "powdered sugar"]