 | Canadian Whisky Canadian Whisky must be produced in Canada, must contain no distilled spirits less than three years of age and must be a blend. It may be distilled from a fermented mash of wheat, corn, rye, and/or barley. All Canadian whisky must be aged in oak casks for a minimum of three years. To learn more about Canadian Whisky from the Cheers publication Knowing and Understanding Distilled Spirits |