Step 1.
- In a shaker, muddle fresh mint leaves and lemon wedges together to release the flavors.
Step 2.
- Add soju and simple syrup to the shaker.
Step 3.
- Fill the shaker with ice and shake vigorously for about 15 seconds.
Step 4.
- Strain the mixture into a highball glass filled with ice.
Step 5.
- Top with soda water and gently stir to combine.
Step 6.
- Garnish with a sprig of mint.