what kind of peppers are used for pepperoncini
Peperoncino Peperoncino (Italian: [peperonˈtʃiːno]; plural peperoncini [-ni]; sometimes spelled pepperoncino or pepperoncini in English)[a] is the generic Italian name for hot chili peppers, specifically the cultivars of the species Capsicum annuum and Capsicum frutescens.[2] The sweet pepper is called peperone (plural peperoni) in Italian.[3]