7 to 10 fresh mint leaves, plus 1 leaf for garnish
1/2 oz Simple Syrup
Juice of 1/4 lime. plus 1 lime wedge for garnish
1 oz rum
1 oz chilled sparkling wine
In a cocktail shaker, combine the mint leaves with the Simple Syrup and lime juice.
Using a muddler or the handle of a long wooden spoon, crush the mint.
Add the rum and fill the cocktail shaker about two-thirds full with ice cubes.
Cover and shake vigorously for 5-10 seconds.
Strain through a strainer or fine-mesh sieve into a rocks glass filled with ice.
Top with the sparkling wine.
Garnish with the reserved mint leaf and a wedge of lime.
Serve at once.