Quick Meat Balls

1 pound ground beef
1/2 cup uncooked rice
1/2 teaspoon salt
1/4 teaspoon pepper
2 tablespoons chopped onion
1 can tomato soup

Preheat oven to 350 degrees F. Grease an 11 x 7-inch casserole dish.

Mix thoroughly all ingredients except tomato soup. Form into 12 balls; place prepared casserole. Pour soup over meat. Bake, covered, for 1 hour and 30 minutes.