Lemon Squares
["2 c. flour", "1/2 c. confectioners sugar", "1 c. margarine", "4 eggs", "2 c. sugar", "1/2 c. lemon juice", "1/4 c. flour", "1/2 tsp. baking powder"]
["Mix flour, confectioners sugar and margarine together with fork until small beads form.", "Press into a 13 x 9-inch pan."]
["flour", "confectioners sugar", "margarine", "eggs", "sugar", "lemon juice", "flour", "baking powder"]