How to make the Harris martini
Peel a long sliver of white grapefruit and then set aside.
Fill a mixing glass with ice.
Stir with a bar spoon for 60 seconds until thoroughly chilled.
Julep strain the mixture into a chilled Isle of Harris martini glass.
Pinch and roll the grapefruit peel to express its oils over the surface of the spirit.
Add the peel to the drink as a garnish.