<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> Pizza cheese encompasses several varieties and types of cheeses and dairy products that are designed and manufactured for use specifically on pizza . These include processed and modified cheese such as mozzarella - like processed cheeses and mozzarella variants . The term can also refer to any type of cheese suitable for use on pizza . The most popular cheeses used in the preparation of pizza are mozzarella (accounting for about 30%), provolone, cheddar and Parmesan . Emmental, Romano and ricotta are often used as toppings, and processed pizza cheeses manufactured specifically for pizza are mass - produced . Some mass - produced pizza cheeses are frozen after manufacturing and shipped frozen . </P> <P> Processed pizza cheese is manufactured to produce optimal qualities in browning, melting, stretchiness and fat and moisture content . Several studies and experiments have analyzed the impact of vegetable oil, manufacturing and culture processes, denatured whey proteins and other changes to create ideal and economical pizza cheeses . In 1997, it was estimated that annual production of pizza cheese products was 2 billion pounds in the United States and 200 million pounds in Europe, and in 2000 demand for the product in Europe was increasing by 8% per year . The trend of steadily - increasing production and consumption of mozzarella and pizza cheese continued into the first decade of the 21st century in the United States . </P>

What kind of cheese is used in pizza
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