This simple, pretty dessert is light, perfectly sweet and so easy to make. Topped with a fresh strawberry, it's a delightful summer treat. Strawberry Mousse 6-8 strawberries, quartered 1 packet unflavored gelatin (2 rounded tsp) 1 cup heavy whipping cream 1/2 tsp vanilla 1/2 cup powdered sugar 1/2 cup sour cream additional strawberries, for serving