When making Neapolitan pizza, it's important to get the setup right since you're dealing with high heat. Make sure you leave at least 4" between Pizza Shelf baking surface and your broiler for safety. Follow the guide below to get to know your oven. It looks like a lot, but once you have it down once or twice, you'll know how to use your oven for Neapolitan Pizza with Pizza Shelf. For Jersey style pies, calzones, and other lower temperature recipes, you can find more traditional preheat instructions right in the recipes themselves.