Combine first 6 ingredients in a cocktail shaker filled with ice cubes. Cover with lid, and shake vigorously until thoroughly chilled (about 30 seconds).
Strain into a 10-oz. glass filled with ice cubes. Twist orange peel over drink to release essential oils, and rub peel over glass rim. Insert cloves into peel, and add to drink.
Bitters: A Spirited History of a Classic Cure-All
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