1/2 cup margarine
1 pound ground beef
1 onion, chopped and quartered
1 cup sliced mushrooms
2 cups cooked white rice
1 (10.75 ounce) can condensed cream of mushroom soup
1 (10 ounce) can condensed cream of chicken soup
1 (10 ounce) can condensed cream of mushroom soup
1/2 cup shredded mozzarella cheese
Preheat oven to 350 degrees F (175 degrees C).
In a medium saucepan, melt butter or margarine with a wooden spoon. Stir in the beef, onion, mushrooms and rice. Cook over medium heat until beef is browned.
Add the cooking water and cream of mushroom soup and chicken soup. Mix this well. Stir in the rice and cheese. Bring to a boil, let cool and spread on top of casserole.
Bake in preheated oven for 40 minutes. Reduce heat to low and bake for a further 30 minutes.