1/2 pt. sour cream
2 lg. cream cheese
2 eggs
2 tbsp. melted butter
1/4 c. flour
1 c. sugar
1 tsp. vanilla

Mix all ingredients in a blender until smooth. Pour into graham cracker crust. Bake 350 degrees for 30 minutes. Refrigerate.

GRAHAM CRACKER CRUST:

1 pkg. graham crackers, crushed
1 cube butter, melted

Mix together and press into springform pan.