In a large bowl, mix together the diced apples, walnuts, and celery.
In a small bowl, mix together the mayonnaise and lemon juice. Add the mayonnaise mixture to the apple mixture and stir until everything is evenly coated.
Season with salt and pepper to taste.
Chill for at least 30 minutes before serving.
Interesting Facts
The original Waldorf Salad was created in 1896 at the Waldorf Hotel in New York City.
The original Waldorf Salad contained only apples, celery, and mayonnaise.
This version of Waldorf Salad is a great way to use up extra apples and walnuts.