Begin early in the day.

2/3 c. mayonnaise
2 tbsp. cider vinegar
1 tsp. salt
4 to 5 c. cooked chicken, cut up
1 c. celery, sliced
1 c. green pepper, minced
2 tsp. grated onion
Romaine or Iceberg lettuce leaves
2 c. unpeeled red apples, diced
2/3 c. California walnuts or pecans, chopped

In large bowl with fork, combine mayonnaise, vinegar and salt. Add chicken and remaining ingredients except Romaine; toss well. Cover and refrigerate. To serve: on chilled platter, arrange Romaine leaves. Lightly pile salad on it.