CRUST:

1 2/3 c. ground zweibach (1 box)
2 tbsp. sugar
1 1/2 tsp. cinnamon
6 tbsp. melted butter

FILLING:

1 1/2 lbs. cream cheese (24 oz.), room temperature
1 c. sugar
3 eggs, well beaten
1/2 tsp. vanilla
1" shaved vanilla bean

TOPPING:

1 pt. sour cream
4 tbsp. sugar
1/2 tsp. vanilla
1" shaved vanilla bean

CRUST: Pat crust into bottom and sides of 10" spring form pan.

FILLING: Mix cream cheese, sugar, eggs and vanilla. Add about 1" of shaved vanilla bean. Beat thoroughly with electric mixer. Pour into shell and bake 20 minutes at 375 degrees. Carefully remove from oven.

TOPPING: Mix thoroughly. Spoon over (very carefully) baked cake. Bake 5 minutes at 500 degrees. Leave in open oven to cool. Refrigerate. Serve very cold.