Ingredients
1/2 cup raw sugar
1 cup cilantro sprigs, plus more for garnish
1 cup seltzer
1 cup fresh lime juice (from 8 to 10 limes)
Lime wedges, for garnish
Preparation
Make cilantro syrup: Bring sugar and 1/2 cup water to a boil in a saucepan. Remove from heat, add cilantro sprigs, and let steep 5 minutes. Strain, discard sprigs, and let cool.
Stir together seltzer, lime juice, and 10 to 12 tablespoons syrup in a large pitcher. Serve over ice, garnished with cilantro and lime.