Step 1.
- Chill a martini glass by filling it with ice water.
Step 2.
- In a cocktail shaker, combine 2 ounces of vodka, 1 ounce of elderflower liqueur, and 0.5 ounces of vanilla syrup.
Step 3.
- Fill the shaker with ice and shake vigorously for about 15 seconds until well chilled.
Step 4.
- Empty the ice water from the martini glass and strain the mixture into the glass.
Step 5.
- Garnish with a vanilla bean pod and a sprig of elderflower.