Instructions
- Chill a champagne flute in the freezer for a few minutes.
- In a shaker, combine elderflower liqueur and vanilla syrup with ice.
- Shake gently to mix and chill the ingredients.
- Strain the mixture into the chilled champagne flute.
- Top with sparkling wine and stir gently to combine.
- Garnish with an elderflower blossom or a vanilla bean.