Chicken Waldorf Salad

2 cups chopped cored red delicious apples

1 cup sliced celery

2/3 cup halved seedless grapes

2 cups cubed or shredded cooked chicken breast

1/4 cup chopped pecans -- toasted

1/2 cup fat free mayonnaise

1/2 cup fat free sour cream

3 teaspoons lemon juice -- to

2 teaspoons dijon mustard

2 1/2 teaspoons equal for recipes -- or 8 packets equal® sweetener -- or 1/3 cup equal spoonful

salt and pepper -- to taste

red leaf lettuce

1/4 cup chopped pecans -- optional