Swiss Steak

2lb. round steak cut in 4 inch squares
2 c. water
1 onion, cut up
2 cans mushrooms
2 tbsp. fat
flour
Dip steak in flour and brown in fat. Add onion and 2 cups water. Cook about 1 ¾ hr. in gravy. Add 2 cans mushrooms. Serve over mashed potatoes or rice. I use butter flavor Crisco.