How can you tell pizza is a mixture

You can see all the different toppings in it like : pepperoni, peppers, olives, etc. And if its not combined.

You cal tell by the different toppings and even what the pizza is made up of for example the toppings like cheese, pepperoni, ham, beef, pork sausage, Italian sausage, red onions, mushrooms, green peppers and black olives.