Christmas salad is generally made up of colorful vegetables and fruits, mostly of Christmas colors like red and green. Christmas salads can be made up of different ingredients but a traditional one consists of tangerines, almond slices, pomegranates, avocados, salad greens, Mandarin oranges and green onion. Yet another common Christmas salad recipe is Jell-O salad. It is served as an appetizer along with the main meal.