Lemon Squares - cooking recipe

Ingredients

1 c. margarine, melted
2 1/2 c. flour
1/2 c. confectioners sugar
9 tsp. lemon juice
4 tsp. flour
3/4 tsp. baking powder
1/2 tsp. salt
2 c. sugar
4 eggs, beaten
extra confectioners sugar

Preparation

Mix the margarine, flour and 1/2 cup confectioners sugar together (first 3 ingredients).
Put into a 9 x 13-inch pan.
Bake 20 minutes at 350\u00b0.