Sardinian marvels

Jancis writes When I was in Sardinia the summer before last, I enjoyed the wines a lot – especially the more interesting Vermentinos – but the wine that really stood out was this Vernaccia di Oristano. I asked Claudio Olla, wine fanatic, WSET Diploma graduate and Sardinian consultant on the eighth edition of The World Atlas of Wine (to be published in October 2019) that is taking up so much of my time at the moment, how it was made and got the following very intriguing and comprehensive answer. He points out that there are only three wines...