2 c. flour
1/2 lb. butter, melted
1/2 c. powdered sugar

Mix together and spread in 9x13 inch pan. Bake at 350 degrees for 20 minutes.

FILLING:

2 c. sugar
4-5 tbsp. flour
1 tsp. baking powder
1/3 c. lemon juice
4 eggs

Mix together in order given. Spread on hot crust. Bake at 350 degrees for 15-25 minutes. Sprinkle with powdered sugar.