The GlenDronach Grandeur 12 release is a annual release from The GlenDronach Distillery, hand seleccted by Master Blender Rachel Barrie it features a marriage of specially selected Oloroso sherry casks, all a mininmum of 29 years of age or greater. The GlenDronach Grandeur 12 is bottled at 49.2% ABV, and as is the case for all GlenDronch expressions, develops its deep colour naturally over time from the Spanish oak in which it rests.