The crossword solution for the term 'POPULAR PIZZA' is 'CELESTE' (7 letters). CELESTE is a popular brand of pizza that has been around since the 1950s. It is known for its thin crust and unique blend of spices, which give it a distinct flavor. The company has expanded over the years and now offers a variety of different pizzas, including gluten-free and vegan options. CELESTE is a favorite among pizza lovers and continues to be a popular choice for pizza night.