n 1.Fill a cocktail shaker 3/4 full with ice.nn 2. Add the gin, Cointreau, and orange bitters.nn 3. Stir or shake for at least 30 seconds to ensure the drink is well chilled.nn 4. Strain into a cocktail glass.nn 5. Using a microplaner, cover the top of the drink with chocolate shavings.nn 6. Garnish with a thin twist of orange in the center of the glass.nn  n