cheddar, shredded and divided
mozzarella, shredded and divided
Cut thin slices off tops of buns.
Hollow out centers, leaving 1/4" thick shells; discard tops and center or save for another use.
In a skillet, brown ground beef; drain.
Add spaghetti sauce, garlic powder and Italian seasoning.
Cook 4-5 minutes or until heated through.
Meanwhile, combine ricotta, parmesan and half of the cheddar and mozzarella cheeses; mix well.
Spoon meat sauce into buns; top with cheese mixture.
Place on a baking sheet.
Cover loosely with foil.
Bake at 350 degrees for 20-25 minutes or until the cheese melts.