Cheesecake

*Begin recipe day before*

*9-inch spring form pan*

Crust:

10 graham crackers, crushed

6 T unsalted butter, melted

1 T sugar

Pinch of salt

Batter:

(5) 8-oz. packages cream cheese (2 ½ lbs)

1 ½ c sugar

5 whole eggs

2 egg yolks

½ c sour cream

½ t lemon zest

1 ½ t vanilla

Topping (optional):

melted chocolate, fruit sauce, whipped cream, etc