1 to 1 1/2 lbs. ground beef
1 med. onion
1 c. sliced water chestnuts
1 c. sliced celery
3/4 c. instant rice
1 can cream of mushroom soup
3/4 soup can of water
Soy sauce to taste

Brown the ground beef and onion. Drain. Mix all ingredients together with browned beef and onion. Pour into an oblong casserole dish. Bake at 350 degrees for 1 hour.