This is a container clue - look for indicators like 'around', 'holding', 'outside', 'embracing' where one part wraps around another
Join the wordplay parts together in sequence
Answer: TOURIGA | Definition: 'Portuguese wine' | Wordplay: A charade of TOUR (‘travel around’) plus IGA (‘wIGAn central’). Touriga Nacional, to give its full name, is a grape varietal much used in Port, and also vinified on its own, and maybe so labelled.