Hot Chicken Salad
["3 c. cooked diced chicken", "1/2 c. grated onion", "1 1/2 c. diced celery", "1 c. mayonnaise", "2 c. cream of chicken soup", "1 small can water chestnuts, sliced", "1 medium bag potato chips"]
["Combine all ingredients except potato chips.", "Line bottom of 9 x 13-inch pan with half of crushed potato chips.", "Pour in chicken mixture and cover top with remaining crushed chips.", "Bake at 350\u00b0 for 30 minutes."]
["chicken", "onion", "celery", "mayonnaise", "cream of chicken soup", "water chestnuts", "potato chips"]