Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
1         ounce         Scotch whisky
1/2       ounces        dry vermouth
1/2       ounces        sweet vermouth
2         dashes        orange bitters

Preparation:

Shake ingredients together in mixing glass. Strain into well-chilled cocktail glass. Garnish with cherry or lemon twist, if desired.