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,
Migrants' food consumption Moreover, migrants manage to maintain their food traditions thanks to the easiness of finding ingredients in stores even if they are expensive. Another influencing feature of maintaining traditional food consumption is the quality of the food itself, which for many immigrant families does not respect their typical diet in terms of nutrition facts or quality of the ingredients. For example, according to a research among West African moved to New York city, for African migrant's families, the large amounts of processed foods with high values of saturated fats and refined sugars, combined with low consumption of fruits, vegetables and whole