In a large bowl, combine the meats, salt, pepper, Parmesan, thyme, rosemary, paprika, nutmeg, onion, garlic, mozzarella, egg, and 2 tablespoons of the bread crumbs. Using your hands or a wooden spoon, mix thoroughly.
Place the remaining bread crumbs in a quart-size plastic container. Lightly form about 2 tablespoons of the meat mixture into a ball and drop it i