What is pizza?
You will find plenty of learned disagreement on this topic. Including what kind of cheese to use, what sort of sauce, what other toppings, and even the etymology of the word pizza. Naples may be the geographical source of pizza, but it was a peasant dish before it was a city food: and the pizza that we’re mostly used to eating is as much – or more – American as Italian.
The best pizza you can buy in Edinburgh is sold at Mamma’s in the Grassmarket.
But if you make your own bread, which I do, what is pizza becomes a much simpler question: