Ingredients:
Crust:
1 2/3 c Graham cracker crumbs
1 1/2 ts Cinnamon
2 tb Sugar
6 tb Butter; melted
Filling:
1 c Sugar
3 Eggs; beaten well
24 oz Cream cheese; softened
1/2 ts Vanilla
Topping:
1 pt Sour cream
3 tb Sugar
1/2 ts Vanilla

Directions:
Combine crust ingredients and pat into bottom and sides of pan.
Beat cream cheese thoroughly; add sugar gradually; add eggs in thirds; add vanilla; pour into prepared pan.
Bake at 375 degrees F. for 25 minutes; remove from oven and add topping.
To prepare topping, whip sour cream; add sugar and vanilla, and pour over cake. continue baking at 500 for 5 minutes.
Important - chill at LEAST 24 hours.