Infuse the Cognac: Add spices and ginger to the Cognac. Let it infuse for 30-45 minutes, tasting after 30 minutes for desired flavor.
Prepare the Glass: Rub a lemon wedge around the rim of a coupe glass, then dip it into caster sugar to coat.
Mix the Cocktail: In a cocktail shaker, combine the infused Cognac, lemon juice, and orange liqueur.
Shake: Fill the shaker with ice and shake well until chilled.
Strain: Strain the mixture into the prepared glass.
Serve: Garnish with a twist of lemon or a cinnamon stick, if desired. Enjoy!