For The Limeade For Garnish

1. Combine the lime juice and sugar in a pitcher and stir until the sugar is dissolved. Press the raspberries through a sieve with a spoon, into the pitcher. Discard the remaining raspberry pulp and seeds.
2. Add the sparkling water to the pitcher and stir everything together. Add the lime slices, raspberries and mint sprigs to the pitcher (optional). Chill until ready to serve.