A delicious and comforting slow-cooked dish featuring juicy meatballs in marinara sauce, served in toasted hoagie rolls and topped with melted mozzarella cheese.
For variations, try BBQ sauce instead of marinara or add sautéed vegetables for a healthier version.
Keyword Cheesy Subs, Comfort Food, Crockpot Meatball Subs, Easy Recipe, Slow Cooker