Meatball Subs – Alchemy Grills

Ingredients

• ½ lb ground beef
• ½ lb ground pork
• ½ lb ground veal
• 3 slices white bread
• ½ cup milk 
• 1 cup seasoned breadcrumbs
• Salt
• Pepper
• 2 eggs
• 3 tbsp fresh basil, divided
• ½ cup grated parm, plus extra for garnish
• 1 jar passata
• 2 cloves garlic, grated
• ½ white onion
• Zest from 1 lemon
• 2 tbsp mayo
• 4 sub buns
• Fresh arugula