Sheet Pan Marinara Meatball Subs

Preheat oven to 375°F

Place meatballs on a sheet pan lined with parchment paper.

Bake meatballs in the preheated oven for 15-20 minutes or until cooked through.

Slice sub rolls horizontally, but not all the way through.

Spread marinara sauce inside each roll.

Place cooked meatballs inside each roll.

Top with shredded mozzarella cheese.

Return subs to the oven and bake for an additional 5-10 minutes or until cheese is melted and bubbly.