Douglas Laing's Big Peat Prohibition 2020 Limited Edition, an Islay Blended Malt from “the island of Smoke and Peat.” There were only 2000 bottles produced for limited-edition SKU, and it was produced for the US to celebrate the 100th anniversary of the revoke of Prohibition in the United States. Big Peat Prohibition is a cask strength version of the lovely core Big Peat and comes bottled at an ABV of 46%