Waldorf salad is a classic salad that was created at the Waldorf-Astoria Hotel in New York City. It is made with crisp apples, celery, grapes, and walnuts, all dressed in a creamy mayonnaise-based dressing. The salad is often served on a bed of lettuce. Waldorf salad is a refreshing and crunchy salad that is perfect for any occasion. It can be enjoyed as a side dish or as a light lunch.