This easy riff on the classic cocktail is made with a quick chai simple syrup. The warming spice notes complement just about any aged spirit, making it a versatile, autumn Old Fashioned, no matter your spirit of choice!
Combine all ingredients in a mixing glass and fill it three quarters with ice. Stir until very cold, about 30-60 stirs. Strain into a rocks glass filled with ice (or over one large cube). Garnish with an expressed orange peel.