1 loaf Italian bread (not sliced)
1 lb. breakfast sausage (not links)
1 pkg. shredded mozzarella cheese
1 sm. onion

Cut bread in half lengthwise and hollow out a little of each half. Brown sausage and onions in frying pan, drain grease. Spoon sausage into bread halves and sprinkle with mozzarella cheese. Bake until cheese is melted in oven 350 degrees (about 10 minutes). Slice and serve.