Traeger's Smoky Meatball Subs | Traeger Grills

Ingredients

• 1 Large egg
• 1/3 Cup whole milk
• 2 Tablespoons Worcestershire sauce
• 1 Tablespoon Traeger Tex Mex Rub
• 1/2 Cup Italian-style bread crumbs
• 1 Pound ground beef, (80/20)
• 1/2 Pound ground Italian sausage
• 1/4 Cup yellow onion, chopped
• 2 Cloves garlic, minced
• 1 Tablespoon flat-leaf parsley, chopped
• 1 Jar (24 oz) marinara sauce
• 8 Slices provolone cheese
• 1 Stick (8 Tbsp) unsalted butter, melted
• 1 Tablespoon garlic, minced
• 4 Whole sub rolls, split