Chocolate Banana Pudding Pie
["4 oz. semi-sweet chocolate", "2 Tbsp. milk", "1 Tbsp. margarine or butter", "1 graham cracker crumb crust (6 oz.)", "2 medium bananas, sliced", "2 1/2 c. cold milk", "2 (4 oz.) pkg. Jell-O vanilla or banana cream flavor instant pudding and pie filling*", "1 1/2 c. thawed Cool Whip whipped topping"]
["*Or use sugar-free reduced calorie pie filling."]
["semi-sweet chocolate", "milk", "margarine", "graham cracker crumb crust", "bananas", "cold milk", "banana cream", "topping"]