Meatloaf Stuffed With Cheese - With ground meat

1 tablespoon oil 2 slices bacon , diced 1 medium onion , chopped 3 cloves garlic , minced 3 slices bread, soaked in milk , then crumbled 1/2 kg ground pork[...]

1 3/4 lbs ground sirloin 1/4 lb ground pork 1/4 lb ground veal 1 medium onion , 1 1/4 cups finely chopped 1 teaspoon Dijon mustard 1/4 cup ketchup 2[...]

4 lbs lean ground beef 1 small onion 1 garlic clove 1 teaspoon ground black pepper 2 eggs 1 cup breadcrumbs 1 -2 cup cheese 1 grind garlic and onion very fine[...]