1 section (sm. wrapped pkg. in box) graham crackers
1/2 c. butter

FILLING:

2 (8 oz.) pkgs. cream cheese
2/3 c. sugar
1 tsp. vanilla
4 eggs

TOPPING:

1 c. sour cream
2 tbsp. sugar
1 tsp. vanilla

Grind crackers into crumbs, mix with melted butter and pat into 9 1/2 inch spring form pan. Chill to next step. Mix cream cheese, sugar, vanilla and eggs. Pour into crust. Bake 20 minutes at 350 degrees. Blend sour cream, sugar and vanilla, spread carefully over pie, bake 5 more minutes.