Whisky Kavalan Solist Sherry Cask Matured. Oloroso Sherry matured single cask whisky from Taiwan, bottled without artificial colouring or chill filtration. Now finally available in Europe, Kavalan Solist Sherry Cask won a Double Gold Medal at the San Francisco World Spirits Competition and was named Best Rest of the World Single Malt Whisky at the World Whiskies Awards in 2012.