Orange Jello Salad is an easy, refreshing dessert you can make ahead of time. With mandarin oranges and pineapple juice, this Jello salad recipe adds a touch of nostalgia to any occasion. This Jello salad is cool and refreshing, and can be made with Cool Whip and vanilla pudding. It’s similar to Watergate salad, and tastes like an orange cake. This orange Jello salad is made with juicy mandarin oranges, which give it a refreshing flavor, along with its orange color.