Blend together vanilla flavored vodka, Key lime juice, heavy cream, and simple syrup in a graham cracker-rimmed glass for a refreshing Key lime pie martini.
Line the rim of a martini glass with honey and dip into graham cracker crumbs, coating the rim with crumbs. Combine first 5 ingredients in a martini shaker. Shake well until very cold. Strain into martini glass. Garnish with cinnamon stick and lime wedge. Makes 1 serving.