Preheat oven o 350 degrees F.
Using your fingers tear up 3 slices of bread into small pieces.
Pour the milk over the bread and set aside.
In a separate bowl, combine the pork, veal, beef, garlic, parsley, chili powder, bbq sauce, egg, parmesan cheese, bread mixture, salt, and pepper.
Place the meat mixture in a loaf pan with parchment paper and smooth out the top.
Brush the top with marinara sauce, then top with parmesan cheese and bake for 45 minutes.
Remove the meatloaf from the oven, discard any excess oil it released, brush it with some extra marinara sauce and top it off with mozzarella and parmesan cheese.
Bake for an additional 15 minutes.
Serve immediately and enjoy!