Instructions:
Prepare the Ingredients: Start by washing and dicing the apples, celery, and grapes. Chop the walnuts and set aside.
Make the Dressing: In a small bowl, combine the mayonnaise, lemon juice, salt, and pepper. Mix until smooth.
Combine the Salad: In a large bowl, add the diced apples, celery, grapes, and walnuts. Pour the dressing over the mixture and toss gently to coat everything evenly.
Serve: Place lettuce leaves on a serving platter and spoon the Waldorf salad over them. Chill for about 30 minutes before serving to allow the flavors to meld.
Enjoy this delightful, crunchy salad as a refreshing addition to any meal!