E.S.E. Members News Caffè a regola d'arte (The perfect coffee) - L'Espresso - Review of Mumac, the new photo book by Cimbali Group celebrating the history of espresso coffee machines. Consorzio E.S.E. dic 18, 2014 - L'Espresso - Review of Mumac, the new photo book by Cimbali Group celebrating the history of espresso coffee machines. E.S.E. Members News