Crust
1 1/2 cups graham cracker crumbs
1/4 cup confectioners' sugar
1 teaspoon ground allspice
1/3 cup melted butter

Combine all ingredients. Spread in bottom of a 9-inch springform pan, pressing some of the crumbs up the sides to form a rim about 1 1/2 inches high.

Cheese Layer
32 ounces cream cheese (at room temperature)
4 eggs, lightly beaten
1 1/3 cups granulated sugar
1 tablespoon pure vanilla extract

Beat cheese until soft and creamy. Add eggs, sugar and vanilla extract, beating until thoroughly creamed and smooth. Pour into prepared crust. Bake at 325 degrees F for 1 hour and 15 minutes, then top with sour cream layer.

Sour Cream Layer
1 pint dairy sour cream
1/3 cup granulatedsugar
1 tablespoon pure vanilla extract
1/4 teaspoon rum extract

Combine all ingredients. Spread over cheese layer. Return cheesecake to oven. Increase temperature to 450 degrees F and bake for 7 minutes. Remove from oven and cool, then chill.