1 1/2 Lb. ground beef

3/4 C. oatmeal

2 eggs -- beaten

1 Tsp. salt

1 C. sliced mushrooms

1/4 C. moist breadcrumbs

1 C. shredded Swiss cheese

1/4 Tsp. salt

Combine ground beef, oatmeal, eggs and 1 teaspoon salt; mix well. Set aside and combine remaining ingredients for filling. Make patties of the ground beef mixture; flatten. Add a spoonful of filling; make into balls. Brown on all sides. Mix 1 cup tomato juice and 1 can cream of mushroom soup; pour over meatballs; simmer 3/4 hour.