Neapolitan pizza and pizza Margherita DOP made with tomato, buffalo mozzarella from Campania, basil and extra virgin olive oil. The pizza napoletana is a Traditional Speciality Guaranteed (TSG) product in Europe. The TSG certification attests that a particular food product objectively possesses specific characteristics which differentiate it from all others in its category, and that its raw materials, composition or method of production have been consistent for a minimum of 30 years. Neapolitan pizza Neapolitan pizza (Italian: "pizza napoletana") is a style of pizza made with tomatoes and mozzarella cheese. It must be made with either San Marzano tomatoes or Roma tomatoes,
Mozzarella buffalo, raised in designated areas of Campania, Lazio, Apulia, Molise. Unlike other mozzarellas—50% of whose production derives from non-Italian and often semi-coagulated milk—it holds the status of a protected designation of origin (PDO 1996) under the European Union "Fior di latte", is made from fresh pasteurized or unpasteurized cow's milk and hot water buffalo milk, which greatly lowers its cost. Outside the EU, "mozzarella" not clearly labeled as deriving from water buffalo can be presumed to derive from cow milk. "Mozzarella affumicata" means smoked mozzarella. Mozzarella of sheep milk, sometimes called "mozzarella pecorella", is typical of Sardinia, Abruzzo and Lazio,