Chicken Casserole with water chesnuts

Got this recipe from Joan

Ingredients:

• 3 pounds boneless chicken breasts, cooked
• 1 cup chopped celery
• 1 can sliced water chestnuts
• 2 tablespoons finely minced onion
• 1 (10 1/2 oz.) can cream of chicken soup
• 1 cup reduced fat mayonnaise
• 8 ounces sour cream
• 2 tablespoons lemon juice
• 1/4 teaspoon salt
• 1/8 teaspoon pepper, or to taste
• crushed potato chips
• paprika

Preparation:

Cut cooked chicken into bite-size pieces.
Mix chicken with remaining ingredients, except potato chips and paprika.
Pour chicken mixture into greased 2-quart casserole.
Top with potato chips and sprinkle with the paprika.
Bake, uncovered, at 350° for about 30 to 40 minutes. Makes 6 to 8 servings.