Double Chocolate Cream Pie
["2 (4 serving size) pkg. chocolate pudding and pie filling (the kind you have to cook)", "3 1/2 c. milk", "2 Tbsp. butter or margarine", "1/2 c. chocolate chips", "1 deep dish baked 9-inch pie shell, cooled"]
["Combine pie filling mix, milk, butter and chips in saucepan. Cook and stir the mixture over medium heat until mixture comes to a full bubbling boil.", "Remove from heat.", "Cool 5 minutes, stirring twice.", "Pour into pie shell.", "Place plastic wrap lightly over pie to avoid skin from forming.", "Refrigerate 3 hours.", "Garnish with whipped topping and grated chocolate."]
["chocolate pudding", "milk", "butter", "chocolate chips", "pie shell"]