Fire & Cane is the fourth release in Glenfiddich's Experimental Series. It's a peated whisky (the fire) which has been finished in barrels used to mature rum (the cane). This adds sweet caramel and toffee notes, contrasting the sharpness of peat smoke. Fire & Cane is the fourth release in Glenfiddich's Experimental Series. It's a peated whisky (the fire) which has been finished in barrels used to mature rum (the cane). This adds sweet caramel and toffee notes, contrasting the sharpness of peat smoke. 750 mL bottle