Mozzarella-Stuffed Chicken Parm Meatballs

large yellow onion, diced

olive oil

coarse salt and fresh black pepper

garlic, minced

dried Italian seasoning mix, crushed between fingertips

dried parsley, crushed between fingertips

bay leaf

small can tomato paste

or box crushed tomatoes (like Pomi or Tuttarosa)

bottled water

sugar

+ ¾ cups seasoned bread crumbs, divided

grated Parmesan, plus more for serving

whole milk

Italian seasoning, crushed between finger tips

coarse salt and fresh black pepper

ground white meat chicken

mozzarella cheese, cut into cubes

vegetable oil, if frying

angel hair spaghetti

chopped fresh parsley, for serving