01 - Rinse the peppermint leaves thoroughly and pat dry.
02 - In a pitcher or large glass, gently muddle the mint leaves with lime and lemon juices to release oils.
03 - Add agave syrup and stir until fully combined.
04 - Pour in cold sparkling water and mix gently to combine.
05 - Fill two glasses with ice cubes and divide the beverage evenly between them.
06 - Garnish with lime slices and extra mint leaves if desired, then serve immediately.