3 oz of Grey Goose vodka (or Vodka)
1 dash of Angostura bitters
1/2 oz of cointreau orange liqueur (or orange liqueur)
Place 3 oz. of Grey Goose Vodka in a shaker over cubed ice. Add 1/2 oz. Cointreau liquor and a dash of Angostura Bitters. Shake vigorously and strain into a chilled Martini glass. Garnesh with a twist of orange peel.