Step 1

Add all ingredients, except sparkling wine, to a cocktail shaker and shake over ice until well-chilled.

Step 2

Strain into a chilled coupe glass.

Step 3

Top with sparkling wine.

Step 4

Garnish with edible flowers.

Step 5

Combine sugar, water, and lemongrass in a small saucepan over medium heat. Bring to a simmer, stirring occasionally, until sugar is dissolved. Remove from heat and let sit at room temperature for 1 hour.

Step 6

Remove lemongrass and store syrup in an airtight container in the fridge for up to three weeks.