1. 1. In a blender, combine 1 cup of watermelon chunks, 1/2 cup of cucumber slices, 1/4 cup of mint leaves, and the juice of 1 lemon.

2. 2. Blend until smooth and well combined.

3. 3. Strain the mixture to remove any pulp.

4. 4. Pour the liquid into glasses filled with ice cubes.

5. 5. Garnish with a mint leaf and enjoy!