Baked Chicken Salad Casserole

3 cups chicken, cooked and cut up
1 1/2 cups sour cream
1/2 teaspoon salt
1 cup Cheddar cheese, grated
1 1/2 cups celery, chopped
1/3 cup slivered almonds
1 1/2 teaspoons prepared mustard
1 cup potato chips, crushed
French dressing, to taste

Marinate chicken and celery in French dressing for 1 hour. Combine chicken, celery, 1/2 cup grated cheese and almonds. Blend sour cream, mustard and salt. Pour over chicken and toss to blend. Put into baking dish. Combine potato chips, remaining grated cheese and put on top of chicken mixture. Bake for 30 minutes at 300 degrees F or until heated through.