Chocolate Silk Pie
["1/2 c. butter or margarine, softened", "3/4 c. sugar", "1 (1 oz.) sq. unsweetened chocolate, melted", "1 tsp. vanilla", "2 eggs, divided", "graham cracker crust", "sweetened whipped cream"]
["Cream", "butter;", "gradually", "add sugar, beating at medium speed until well blended.", "Stir in chocolate and vanilla.", "Add 1", "egg and beat for 4 minutes.", "Add remaining egg and beat for 5 minutes. Spoon mixture into graham cracker crust.", "Chill at least 8 hours. Serve with whipped cream on top."]
["butter", "sugar", "unsweetened chocolate", "vanilla", "eggs", "graham cracker crust", "whipped cream"]