At this point “pizza” is just a one-bread sandwich.
British Cheese on Toast.
Best kind of breakfast dish 😋
Funny though. While open faced sandwiches that are just bread topped with ingredients have been a European staple since at least the Middle Ages, long before the sandwich was even a word. It took humanity centuries before they figured out an idea to put ingredients between two slabs of bread.
Though sandwich-like dishes have existed as far back as Antiquity.