Ingredients

1 handful fresh mint leaves plus more for garnish.

1 1/2 ounces aged rum.

1/2 ounce freshly squeezed lime juice (1 lime)

1/2 ounce simple syrup

2 dashes bitters

ice cubes

1 1/2 to 2 ounces dry sparkling wine

Preparation

Muddle the mint leaves with the rum, lime juice, simple syrup, and bitters in a cocktail shaker. Add ice, cover, and shake vigorously for about 30 seconds. Pour into a chilled flute and fill nearly to the top with sparkling wine. Garnish with sprig of mint.