Before this culinary cross-pollination, pizza in Italy consisted of a circular piece of focaccia with various toppings, authors contend. In fact, the US started mass-producing tomato sauce in the ...

argues that "pizza rossa" - or red pizza, topped with tomato sauce - was founded when Italian immigrants took advantage of new-found ingredients on American soil to improve it. The food historian ...

Unlock to see our ratings and compare products side by side The American Flatbread Tomato Sauce & Three Cheese Pizza is part of the Frozen pizza test program at Consumer Reports. In our lab tests ...