Created by Julia Momose at Kumiko in Chicago, The Grey Wolf is a Japanese Whisky riff on the classic Old Fashioned, with the inclusion of the savoury-sweet acidity of Plum Vinegar and the complex sweetness of Benedictine.
Combine all ingredients in a mixing glass over ice and stir until chilled. Strain into a rocks glass over an ice block chipped into a gumdrop shape.
Expressed grapefruit peel (discard)