1 (5 oz.) can chow mein noodles
1 can cream of mushroom soup
1/4 c. water
1 (8 oz.) can water chestnuts
1/2 c. celery, chopped
1 (6 oz.) can tuna
1/2 c. onion, chopped

Use 2 1/2 ounces noodles, save rest for top, mix all other ingredients. Pour into casserole dish, top with rest of noodles. Bake uncovered 45 minutes at 325 degrees.