There are a variety of recipes for this classic drink and most take things way to far. Simplicity is best when it comes to an Old Fashioned, as Martin Doudoroff describes here.
An Old Fashioned Cocktail, finished with an orange zest twist.
Add lots of ice to the mixing tin.
Stir the drink well until condensation forms on the outside of the mixing tin.
Strain the contents of the mixing tin into the glass.
Taste the cocktail and if necessary adjust the balance with a touch of extra sugar or citrus juice.
Garnish the cocktail with an orange zest twist.