AS I gaze into the deep, dark waters of Loch Ness and the mountains tower skywards, it’s easy to believe the unbelievable.

Cold brew is having a moment in bars as much as in coffee shops, and why not? It can complement a wide variety of liquors.

Made by the spirits stalwart, Ed Hamilton, the Hamilton Ministry of Rum Lost Voyage Rum, which hails from Guyana, and has a ...