What is Prosciutto di Parma ham? Prosciutto is ham cured with air & salt only natural organic ham. Prosciutto di Parma a protected Italian food is Prosciutto ham cured in Parma, Prosciutto di Parma comes from pigs fed a local diet under the watchful eye of the Prosciutto di Parma consortium so you know it is the highest quality and authentic prosciutto.