I love a good meatball sub, and this one would have to be my all time favorite. Simple, not fussy, with LOTS of cheese. Makes 2 meatball subs 1/2 batch of my Classic Meatballs 2 cups of The Best Red Sauce Ever 1 ball fresh mozzarella, sliced into thick disks 1/2 cup parmesan, freshly grated 2 small…
