upside down one pan pizza 2 tablespoons olive oil (divided)1 yellow onion (thinly sliced)1 green bell pepper (seeded and thinly sliced into rings)spray olive oil½ cup pepperoni (sliced)¾ cup grated parmesan cheese¾ cup shredded mozzarella cheese7 slices provolone … [Read more...] about upside down one pan pizza