McDuff



In a mixing glass half-filled with ice cubes, combine the Scotch, triple sec, and bitters.
Stir well.
Strain into a cocktail glass.
Garnish with the orange slice.

Cocktail glass

  • 1 1/2 oz Scotch
  • 1/2 oz Triple sec
  • 2 dashes Bitters
  • 1 Orange