John Duval 'Plexus' Marsanne Rousanne Viognier 2023The leading White Rhone Blend to come out of the Barossa? Celebrated winemaker John Duval clearly has the knack of making some of the top handful of shiraz in the country but this textured white is also outstanding. "Sophisticated and highly drinkable stuff" Mike Bennie "John Duval's Plexus, a Rhne inspired white blend, is consistently delicious." Dave Brookes (Halliday Wine Companion) "This is roussanne, marsanne, viognier in cahoots. Matured in