In a food processor combine lime zest, sugar, and mint leaves, and pulse until finely chopped and combined.
In a shallow dish pour a few ounces of Torani Sugar Free French Vanilla Syrup, and in a separate shallow dish put sugar mixture.
Dip the rim of a 12 ounce glass into the Torani Sugar Free French Vanilla Syrup, and swirl it around the edges.
Now dip into the sugar mixture to create a sugar rim.
Add blackberries and torn mint leaves to the glass, and muddle.
Add ice cubes to the glass
Squeeze the juice from half a lime into the glass
Add 3 ounces of ginger beer, and ½ ounce of Torani Sugar Free French Vanilla Syrup. And vodka if adding it.
Stir to combine, then top glass off with sparkling water to taste.
Top with a fun blackberry, lime and mint skewer, and enjoy!