Cheesy Meatball Subs

Cheesy Meatball Subs
By: Kraft
  • 1 cup spaghetti sauce
  • 1/2 cup water
  • 2 Tbsp. KRAFT Grated Parmesan Cheese
  • 3/4lb. (3/4 of 1-lb. pkg.) frozen fully-cooked meatballs (1-1/2 inch)
  • 4 crusty sandwich rolls, split
  • 3/4 cup KRAFT Shredded Mozzarella Cheese

COMBINE first 4 ingredients in large skillet. Bring to boil on medium-high heat, stirring occasionally.
SIMMER on medium heat 8 min. or until meatballs are heated through, stirring occasionally.
SPOON into rolls; top with mozzarella.