Step 1
Add boiling water to dry jelly powder. Stir 2 min. or until completely dissolved; set aside. Place chocolate, marshmallows and whipped topping in medium microwaveable bowl. Microwave on HIGH 2 min. or until marshamallows are completely melted and mixture is well blended when stirred. Gradually add jelly, beating with wire whisk after each addition until well blended.