I added a little bit of garlic and Italian seasoning, and used pizza sauce instead of tomato sauce. (elanaspantry.com)
Also, be sure to use tomato sauce instead of tomato paste or diced tomatoes. (heathermcclees.com)
For what it's worth, I could simply eat thick slices of tomato topped with mozzarella and fresh basil leaves from our garden... with a crack of pepper and sprinkle of salt. (helpfulhomemade.com)