Meatball subs are a hearty, delicious treat that brings comfort food to a new level. Picture juicy meatballs nestled in soft sub rolls, smothered with rich marinara sauce and topped with gooey melted mozzarella. Perfect for game days or family dinners, this recipe is simple yet satisfying, ensuring every bite is filled with flavor. Impress your guests and make any occasion memorable with these easy-to-prepare meatball subs.