Abby'S Cheesecake
["1 1/2 c. graham cracker crumbs", "1/4 lb. margarine", "1 c. granulated sugar", "3 (8 oz.) pkg. cream cheese", "1 tsp. vanilla", "4 eggs"]
["Mix well.", "Pour ingredients into pan.", "(The crust is as yet unbaked.) Bake in preheated oven at 350\u00b0 for approximately 50 minutes.", "Do not turn off", "oven.", "Remove cheesecake and top with 1 pint commercial sour cream", "and", "return", "to", "oven", "for another five", "minutes.", "Let cake", "cool."]
["graham cracker crumbs", "margarine", "sugar", "cream cheese", "vanilla", "eggs"]