Gather all your ingredients and tools so everything is within easy reach, creating a smooth workflow.
Pour the vanilla vodka, white creme de cacao, and cinnamon schnapps into the shaker, then add a splash of heavy cream for richness.
Fill the shaker halfway with ice, creating a cold environment to chill and dilute the mixture slightly.
Secure the lid and shake vigorously for about 20 seconds until the mixture is well-chilled, slightly frothy, and fragrant with spices.
Prepare your martini glass by rimming the edge with sugar or cinnamon for a festive touch.
Strain the shaken cocktail through the strainer into the prepared, chilled martini glass, ensuring a smooth pour free of ice shards.
Garnish the drink with a cinnamon stick or a decorative sugar rim to enhance aroma and visual appeal.
Serve immediately and enjoy this silky, flavorful holiday treat that captures the cozy spirit of sugar cookies in a glass.