- Use a chef's knife and cutting board to chop fresh mint leaves into small, even pieces. 
- Place watermelon cubes into a large mixing bowl, ensuring they are evenly distributed and free of excess moisture. 
- Add crumbled feta cheese to the watermelon in the bowl, stirring gently to combine without breaking the cubes. 
- Sprinkle the chopped mint leaves over the mixture, then fold everything together using a spoon or salad tongs until evenly combined. 
- Once combined, transfer the salad to a serving dish or bowl, and garnish with additional mint leaves if desired.