3 ice cubes, cracked
1 1/2 measures gin
1/2 measure Mandarin Napoleon brandy
1/2 measure dry vermouth
1/4 measure sweet vermouth
orange zest spiral, to decorate
Put the cracked ice into a cocktail shaker and add the gin, Mandarine Napoleon, and both vermouths. Shake to mix. Strain into a chilled cocktail glass. Decorate the rim of the glass with the orange zest spiral.