In an ice-filled mixing glass, stir together 3 dashes Peychaud bitters, 3 dashes Angostura bitters, 2 ounces bourbon, and simple syrup or sugar. Into chilled rocks glasses, add a splash of Ricard, swirl, and pour out. Strain the Sazerac into the chilled rocks glasses. Garnish with lemon peels.
Recipe courtesy of Andrea Immer, Starwood Hotel and Resorts, San Francisco Bay, CA