Stuffed Meatloaf
This hearty meatloaf is laced with caramelized onions and gooey mozzarella cheese. Lean ground beef labeled 93/7 works best in this recipe, helping the loaf hold together for slicing. If you have any slices left over, save them for Open-Faced Meatloaf Sandwiches. Stuffed Meatloaf 2 TBSP extra virgin olive oil 1 small white onion, diced…