And tune in to season two of “Stanley Tucci: Searching for Italy” Sundays at 9 p.m. CNN — After watching “Stanley Tucci: Searching for Italy,” you’ll undoubtedly search for something to eat. Osteria del Treno: After a visit to Lake Como, Tucci and wife Felicity Blunt ventured back to Milan to take in a meal at this restaurant, which Tucci …