From Death & Co
Squeeze the grapefruit twist over a mixing glass and discard.
Add the remaining ingredients and stir over ice, then strain into a coupe.
No garnish.
Created by Joaquín Simó, 2009. The opposite of a pisco sour — instead of shaking with citrus and egg whites, showcases pisco's fruit and floral notes by stirring with vermouth and Cocchi Americano.