Tuna Noodle Casserole
["2 small onions, chopped", "2 c. water", "2 (7 oz.) cans tuna, drained", "1/2 tsp. pepper", "1 c. celery, diced", "2 cans cream of chicken", "1 tsp. salt", "1 (12 oz.) pkg. egg noodles, cooked", "6 slices American cheese"]
["Add onion and celery to 2 cups water in large saucepan.", "Cook over medium heat until tender.", "Add soup, tuna, salt and pepper; simmer.", "Combine cooked noodles and tuna mixture in a 4-quart casserole dish.", "Top with cheese and bake at 350\u00b0 for 30 to 40 minutes.", "Serves 6 to 8."]
["onions", "water", "tuna", "pepper", "celery", "cream of chicken", "salt", "egg noodles", "American cheese"]