Donna's Famous Cheesecake

Ingredients

* 2 cups graham cracker crumbs
* 1 1/2 tablespoons butter, softened
* 3 (8 ounce) packages cream cheese, softened
* 1 (14 ounce) can sweetened condensed milk
* 4 eggs
* 1 (8 ounce) container sour cream
* 1 tablespoon vanilla extract

Directions

1. Preheat oven to 350 degrees F (175 degrees C).
2. In a mixing bowl, combine 1 1/2 cups of graham cracker crumbs and the butter
or margarine with your hands. Flatten out crust on the bottom of the
spring form pan.
3. In a large bowl, beat softened cream cheese until smooth. Beat in sweetened
condensed milk and mix until combined well. Add the eggs, sour cream and
vanilla, and continue to beat. Mix until very smooth, and pour mixture into
the spring form pan. Sprinkle the remaining 1/2 cup graham cracker crumbs over
the top of the batter.
4. Bake for 45 to 50 minutes. Let stand and cool. Refrigerate to chill.