2 lb. chuck or Swiss steak
1 can mushrooms
1 tbsp. cornstarch
1/2 tsp. salt
1 tbsp. steak sauce
1/2 tbsp. butter
1 env. onion soup mix
1/2 green pepper, sliced
1 lb. can tomatoes

Put steak in 9x13 pan. Mix together the rest of ingredients. Pour over meat. Cover with foil. Bake at 350 degrees for 2 hours.