CRUST:

1/4 lb. butter
6 tbsp. sugar
2 eggs, beaten
2 tsp. baking powder
2 1/2 c. flour

Mash butter. Add remaining ingredients to form a ball. Roll to fit 13"x9"x2" dish.

FILLING:

3 c. ricotta cheese
1 1/2 c. sugar
8 eggs
1/4 c. milk
2 tbsp. cornstarch
1 tsp. vanilla
1 tsp. lemon extract
Orange rind

Combine filling, mix thoroughly and pour over crust. Bake at 350 degrees for 1 hour.