01 - Combine mint leaves, granulated sugar, and lime wedges in a sturdy glass. Gently muddle the ingredients to release the lime juice and mint oils without tearing the leaves.
02 - Fill the glass to the top with ice cubes for optimal chilling.
03 - Top off the glass with cold sparkling water, pouring slowly to preserve bubbles.
04 - Stir thoroughly to combine flavors, then garnish with a fresh mint sprig and a wedge of lime.