- 1-1/2 cups sugar
- 4 cups water
- 6 cups fresh basil leaves, divided
- Crushed ice, divided
- 2 bottles (1 liter each) club soda
- Fresh lemon wedges
- In a small saucepan, bring sugar and water to a boil. Cook and stir until sugar is dissolved. Place half of the basil in a small bowl. With a pestle or wooden spoon, crush basil until its aroma is released. Stir into sugar mixture. Remove from heat; cool completely. Strain; refrigerate until cold.
- Place 2 cups crushed ice and remaining basil in a 4-qt. pitcher. Using a muddler or a wooden spoon, press basil leaves against ice until their aroma is released. Stir in basil syrup and soda. Serve over crushed ice in tall glasses; squeeze lemon wedges into drink.