- Preheat oven to 160 degrees C (Gas Mark 3).
- Trim beef; cut into serving-size pieces.
- Place in a greased 13 x 9-inch baking dish.
- Sprinkle with pepper.
- Top with onion, mushrooms and tomato sauce.
- Cover and bake for 1 3/4 to 2 hours or until meat is tender.
Serve over cooked noodles.