Italian Meatloaf

Bahan-bahan (4 porsi)

• 1 small onion (cut into 1-in pieces)
• 1 carrot (cut into 1-in pieces)
• 1 stalk celery (cut into 1-in pieces)
• 3 cloves garlic
• 2 tablespoons olive oil
• 2 large eggs
• ¼ cup finely chopped fresh basil
• 1 teaspoon salt
• ½ teaspoon freshly ground black pepper
• 1 tablespoon Worcestershire sauce
• 2 lbs meatloaf mix (or use 1½ lbs (680 g) 85% lean ground beef plus ½ lb (227 g) ground pork)
• ⅔ cup Italian-style bread crumbs
• ¾ cup grated Parmigiano-Reggiano
• ¾ cup marinara sauce, (plus more for serving)