Our unique Four Stage Ageing Process for Ultimate Smoothness finished in Palo Cortado Sherry Casks. Dewar’s Double Double 27-Year-Old is finished in Palo Cortado sherry casks, this blend delivers heady, aromatic, floral notes with honeyed fruits and subtle spice and the characteristic silky smooth finish. Tasting Notes: Heady aromatic floral noteswith honeyed fruits & subtle spice; silky smooth finish.