Can you put mozzarella cheese in potato soup?

Mozzarella cheese is not a traditional ingredient in potato soup. However, you can certainly add it if you like the flavor and texture. Some people enjoy the way mozzarella cheese melts and stretches when it is added to soup, and they find that it adds a delicious richness to the dish. If you are looking for a more traditional potato soup, you can omit the mozzarella cheese or use a different type of cheese, such as cheddar cheese.