- Cut the watermelon into small cubes and place them in a blender.
- Blend the watermelon until smooth and strain through a fine mesh sieve into a glass to remove the pulp.
- In a shaker, pour 2 ounces of vodka and 1 ounce of fresh lime juice.
- Add 2 ounces of the strained watermelon juice into the shaker with the vodka and lime juice.
- Fill the shaker with ice and shake well for about 15 seconds.
- Pour the mixture into a highball glass filled with ice.
- Garnish with a watermelon wedge and a sprig of mint for a fresh touch.