Meatballs in tomato soup with milk

500 g ground chicken (chicken or beef mince) or 500 g ground beef (chicken or beef mince) 1 large egg 3 tablespoons parmesan cheese or 3 tablespoons asiago[...]

1 (28 ounce) can tomato puree 2 red bell peppers , seeded and chopped 1 medium onion , finely chopped 1 pinch red pepper flakes 1 1/2 teaspoons creole[...]

1/2 lb ground pork 1/2 lb ground veal 1/2 lb ground beef 1 cup of chopped parsley 1 large egg 1/4 cup milk 1/2 cup of grated grana padano or 1/2 cup[...]