Cook rice first.

1/2 c. uncooked (2 c. cooked) rice
1 lb. hamburger meat
1 lg. onion
1 sm. jar pimento
1 tsp. Worcestershire sauce
1 bell pepper
1 can cream of mushroom soup
1 sm. can mushrooms
1/2 lb. Cheddar cheese (medium)

Salt meat, then saute with onions, Worcestershire sauce and bell pepper, chopped. Add mushrooms and mushroom soup, pimento, rice and mix thoroughly. Place in casserole dish and top with grated cheese. Cook about 1 hour at 350 degrees. You may want to cook the meat mixture awhile before you add the cheese.