Lemon Bars
["1/2 c. margarine", "1 c. flour", "1/4 c. confectioners sugar", "2 eggs", "1 c. sugar", "1/4 tsp. salt", "3 Tbsp. lemon juice", "1/4 tsp. baking powder", "2 Tbsp. flour"]
["Combine margarine, 1 cup flour and confectioners sugar; mix well!", "Press mixture into ungreased 8-inch square pan.", "Bake at 350\u00b0 for 20 minutes (not longer).", "While this is baking, combine beaten eggs, sugar, salt and lemon juice.", "Mix baking powder and flour.", "Add to egg mixture.", "Combine well.", "Spread on hot baked layer and bake again for 30 minutes at 350\u00b0.", "Cool and sprinkle with confectioners sugar."]
["margarine", "flour", "confectioners sugar", "eggs", "sugar", "salt", "lemon juice", "baking powder", "flour"]