Oven Baked Meatballs with Mozzarella

Ingredients

• 1 tablespoon olive oil
• 1 small onion, finely chopped
• 1-2 garlic cloves, crushed, optional
• 1 medium carrot, finely chopped
• 1 celery stick, finely chopped
• 1 tablespoon tomato paste
• 1 x 400g can chopped tomatoes
• 500g mince (beef, pork or chicken)
• half cup fresh breadcrumbs-
• 2 tablespoons milk
• 1 egg, beaten
• 3 tablespoons finely chopped parsley
• 25g grated parmesan plus extra to finish
• half teaspoon salt
• 1 cup Mainland grated mozzarella
• 2 tablespoons fresh oregano leaves or 2 teaspoons dried