Waldorf Salad

Directions

1. 1
   In medium mixing bowl, toss together the apple and lemon juice.
2. 2
   Stir in raisins, grapes, and celery.
3. 3
   In a small bowl, stir together mayonnaise and yogurt.
4. 4
   Fold the dressing into the apple mixture.
5. 5
   Cover and chill for 2 to 24 hours.
6. 6
   To serve, arrange the lettuce leaves on salad plates.
7. 7
   Spoon the salad mixture onto the lettuce.
8. 8
   Sprinkle with nuts.