Fourth Regiment is bitter heavy cocktail at 2.3 standard drinks. Stirred with 45ml whiskey rye and 30ml vermouth sweet with 10ml bitters peychaud as well as 10ml bitters orange including 100ml ice and best with lunch. Just add ice to mixing glass then add ingredients to mixing glass and stir well. Strain into glass and garnish with orange peel and served in a martini glass cold.