1. Put sliced strawberries and mint leaves in a pitcher and crush them until the fruit is broken up and the leaves are bruised. Add the juice of two limes.
2. Add ice to pitcher.
3. Pour sparkling water over ice.
4. Garnish glasses with a lime slice and a strawberry (optional).
5. Chill overnight in the refrigerator for the most flavor, and store in the refrigerator until ready to drink. The fruit will stay fresh in the water for up to 48 hours after being prepared.

Makes 6 servings - 1 cup per serving.