Coopers have used everything from torches to infrared lamps to toast the inside of barrels. Now, a technique pioneered by the wine industry is making its way into whisky: the use of heated Icelandic magma stone formed by volcanic lava. It’s said to provide a more consistent toasting than other methods, and Dewar’s is the first to use the technique in whisky. We’ll talk about it with Dewar’s master blender Stephanie Macleod on this week’s WhiskyCast In-Depth. In the news, more tariffs on whisky could be coming this week, while Whisky Magazine hands out its annual World Whiskies Awards and Icons of Whisky Awards.

King Car Group’s Kavalan Distillery in Yilan, Taiwan marks its 20th anniversary this year. Kavalan has won numerous awards for its single malts, including the “World’s Best Single Malt” in the World Whisky Awards. We’ll talk with Kavalan’s David Chen about the distillery’s history and its growing global following on this week’s WhiskyCast In-Depth. In the news, the European Union delays a return to tariffs on American whiskies until mid-April, while Laphroaig Distillery is undergoing repairs after a pressure issue with a boiler led to a loud “bang” that had Ileachs fearing an explosion. 

Joe Magliocco didn’t found Michter’s Whiskey…but he is the modern-day father of the brand. Magliocco uncovered the lapsed trademark for Michter’s nearly 30 years ago that led to the brand’s revival. He’ll join us on this week’s WhiskyCast In-Depth to discuss everything from the history of Michter’s to today’s concerns over tariffs and overproduction. In the news, the European Union has joined the trade war with the U.S., and will impose a 50% tariff on Bourbon and other American whiskies April 1. The U.S. has responded with a threat from President Donald Trump to tax European spirits and wines at 200%, and spirits producers on both sides of the Atlantic are concerned. We’ll have the details, along with the story of a New Jersey man’s unusual find along the beach — 11 bottles of Prohibition-era whiskey. 

Tara Lindley started out in the wine business before joining High West Distillery nine years ago. Now, she’s the director of sensory analysis and new product development for High West’s owner, Constellation Brands, and her latest project is the 2025 release of High West’s Bourye, a blend of Bourbons and Rye whiskies. We’ll talk with Tara on this week’s WhiskyCast In-Depth. In the news, the North American trade war heats up as Canada retaliates for U-S tariffs on Canadian imports by pulling American whiskies off retail shelves.

The Ardbeg Committee was one of whisky’s first online affinity groups, and celebrates its 25th anniversary this year. We’ll talk with Committee chair Jackie Thomson about the early days of the group, as well as the new Ardbeg Eureka release that marks the anniversary. In the news, the threat of U.S. tariffs on Canadian and Mexican imports is back this week. Diageo is defending its lackluster earnings as a cyclical phenomenon, while Jack Daniel’s is introducing its oldest whiskey in more than a century.