In a large bowl, mix together the ground beef, Italian sausage, onion, garlic, bread crumbs, Parmesan cheese, Italian seasoning, salt, pepper, and egg.
On a lightly greased rimmed baking sheet, shape the meat mixture into a log and press the shredded mozzarella cheese firmly into the top and sides of the log.
Bake for 1 hour or until the internal temperature reaches 160°F.
Let the meatloaf rest for 10 minutes before slicing and serving.
Interesting Facts
Meatloaf is a traditional Italian dish that dates back to the 15th century.
Mozzarella cheese is a traditional Italian cheese made from cow’s milk.
Italian seasoning is a blend of dried herbs, such as oregano, basil, and thyme.