1 cup graham cracker crumbs 3 tbsp. sugar 3 tbsp. butter, melted 5 pkg. (8 oz. each) cream cheese, softened 1 cup sugar 3 tbsp. flour 1 tbsp. vanilla 1 cup sour cream 4 eggs Preheat oven to 325 degrees. Combine crumbs, 3 tbsp. sugar, and butter. Press firmly onto bottom of 9-inch springform pan….