Tasmanian distillery Sullivan’s Cove has been named the world’s best single malt whisky at the World Whiskies Award held on Thursday night in London. Sullivan’s Cove’s French Oak Cask variety was judged the global winner, as well as Australia’s best, from a high-quality pool of single malt entries. They included Scotland’s Bunnahabain, Aberfeldy, Glenkinchie and …