Recipes JELL-O Magic Mousse 4.6 (47) 37 Reviews 11 Photos Children will love this magical mousse and since this delicious dessert serves so many people, it's a great choice to serve at your next party. By Allrecipes Member Published on August 4, 2021 Save Rate Print Share Trending Videos Close this video player 11 11 11 11 11 Prep Time: 10 mins Additional Time: 8 hrs Total Time: 8 hrs 10 mins Servings: 10 Yield: 10 servings Ingredients 3 cups boiling water 1 pkg. (8 serving size) JELL-O Brand Gelatin, any red flavor 1 (16 ounce) container COOL WHIP Whipped Topping, thawed, divided Directions Add boiling water to gelatin mix in large bowl; stir 2 min. until completely dissolved. Whisk in COOL WHIP until well blended. (Mixture will be thin.) Pour into 10 glasses or dessert dishes, 1-1/2-qt. bowl or 6-cup mold sprayed with cooking spray. Refrigerate 8 hours or until firm. If using mold, unmold dessert onto serving plate just before serving. I Made It Print