In a punch bowl, combine the mint leaves and Stevia. Using a muddler or wooden spoon, gently muddle the mint leaves, being careful not to tear them. Stir in the lemon juice and cold water. Add ice and the sparkling water.
Garnish with lemon wheels and mint leaves.
1 cup mint leaves (fresh, plus more for garnish)
1 cup of freshly squeezed lemon juice
6 cups cold water
Ice (as needed)
2 cups carbonated water
Stevia to taste
Lemon slices for garnish