Stromboli is closer to folded up pizza as it typically has mozzarella cheese.
Stromboli is closer to folded up pizza as it typically has mozzarella cheese.
It typically has both. And ricotta is legally not a cheese in Italy (because it's not made from milk).
Wikipedia says ricotta is made from milk in Italy from the production of mozzarella
Similarly things like mascarpone and yogurt which are not fermented using rennet can't be called cheese.
Regarding the type of whey used to make ricotta it can come from any cheese. In central Italy sheep ricotta is more prized than cow, but you can easily find buffalo and goat ricotta as well.
Sromboli can be ground sausage and cheese on a french bread roll.
Afaik they don't serve those in Italy or even that far away from Philadelphia. So "in the USA that can be anything" is ... I guess accurate, for a regional American dish
The Italians, for revenge, do their own cheesesteak sandwich.