Dita Von Teese mixes up a new cocktail for Cointreau and dishes all about it to Nylon. Here's the recipe:
1 ½ oz. Cointreau
¾ oz. apple juice
½ oz. Monin violet syrup
½ oz. fresh lemon juice
Shake and strain into a martini glass with a ginger-frosted rim; garnish with a violet. Cheers!