1 1/2 c. diced, tart, red apples, unpeeled
1 tbsp. lemon juice
1 c. diced celery
1/2 c. mayonnaise
1 c. walnuts, chopped
Lettuce, chilled

Sprinkle apples with lemon juice to keep from discoloring. Combine apples with celery. Add mayonnaise, mixing well. Arrange leaves of crisp cold lettuce on six salad plates and spoon in salad mixture. Just before serving, sprinkle with nuts.