Lemon Bars
["2 c. flour", "1/2 c. powdered sugar", "1 c. margarine", "4 eggs", "2 c. white sugar", "1/3 c. lemon juice", "1/4 c. flour", "1/2 tsp. baking powder"]
["Sift together flour and powdered sugar.", "Cut in margarine until mixture clings together.", "Press in to 9 x 13-inch pan.", "Bake at 350\u00b0 for 20 minutes or until golden brown.", "Beat together eggs, white sugar, lemon juice, flour and baking powder.", "Pour over baked crust and bake 20 minutes longer.", "Sprinkle with powdered sugar."]
["flour", "powdered sugar", "margarine", "eggs", "white sugar", "lemon juice", "flour", "baking powder"]