1 c all purpose flour
1/2 c butter or margarine, softened
1/4 c powdered sugar
1 c granulated sugar
2 tsp grated lemon peel
2 TBS lemon juice
1/2 tsp baking powder
1/4 tsp salt
Heat oven to 350 degrees. In small bowl mix flour, butter and 1/4 c powdered sugar. Press in ungreased 8 or 9-inch square pan, building up 1/2 inch edge. Bake 20 min.
In small bowl, beat granulated sugar, lemon peel, lemon juice baking powder, salt and eggs with electric mixer on high speed for about 3 minutes or until light and fluffy. Pour over hot crust.
Bake 25 to 30 minutes or until almost no indentation remains when touched lightly in center. Cool completely, about 1 hour. Sprinkle with additional powdered sugar.Yield: 25 squares.