Whisky Lactone Whisky lactone, also known as β-methyl-γ-octalactone or quercus lactone (from the Latin for oak treeQuercus alba), is a flavouring found in American bourbon whiskies, and is also found in all types of oak. The flavour gets into the whisky when it’s matured in oak barrels. The pure molecule has a fierce, strong, and sweet smell… Continue reading Whisky lactone