Now, Dewar’s has introduced the latest double-double iteration: a 21-year-old Stone Toasted Scotch whisky ($140; dewars.com). This Scotch whisky has been further elevated with a unique finish in ...

Dewar’s has long prided itself on innovation and experimentation, and the whisky brand's Double- Double series is a perfect example. Dewar's first began double aging - the process of blending ...