Domaine Mastrio – Elegant 2007, 100% old vines carignan from a pop-up winery

        Pop up bars. Pop up restaurants. Pop up shops. Ho-hum. How about something a bit more interesting? Like a pop-up winery, perhaps? Michael Paetzold has done just that in the hills of Roussillon.     I found myself slogging up a hill on a rather gray and chilly day in the Roussillon last week to...