Method
- Pour red vermouth, dry vermouth, and whisky into a mixing glass.
- Add Angostura bitters.
- Fill with ice cubes and stir.
- Strain into a chilled cocktail glass.
- Garnish with orange zest.
About the Perfect Rob Roy
A dry whisky sour with a twist on the classic Rob Roy. The vermouth and bitters give it a strong, brown character.