Jell-O is the best-selling fast dessert and known worldwide. The Jell-O brand is best known in the US for its gelatin products. Many parties, picnics, BBQs and family gatherings in the USA end with this delicious dessert. There is something special about this cool, sweet and tangy dessert that is so refreshing. Jell-O adds color and flavor to most things: Everything from cakes and cupcakes to smoothies, drinks and shots!