Step 1.
- Cut the watermelon into cubes and place them in a shaker.
Step 2.
- Add bourbon, fresh lime juice, and simple syrup to the shaker.
Step 3.
- Muddle the watermelon pieces gently to release their juice.
Step 4.
- Fill the shaker with ice and shake well for about 15 seconds.
Step 5.
- Strain the mixture into a rocks glass filled with ice.
Step 6.
- Garnish with a watermelon wedge and a sprig of mint.