Remove the rind of the watermelon and cut the watermelon into cubes. It’s best if the watermelon is seedless, but if you can’t find one, a regular one will do the job.
3 pounds watermelon
Cut the mint and the arugula into small pieces.
¼ cup fresh mint leaves, 4 oz arugula
In a big bowl mix together watermelon cubes, half of the lemon zest, and lemon juice.
2 tbsp lemon juice, 2 tbsp lemon zest
Add oil, mint and arugula and toss to combine. Season with salt and pepper to taste.
3 tbsp olive oil or more if needed, Black pepper to taste, Kosher salt to taste
Transfer the salad to a wide shallow bowl.
Crumble feta on top of it and add the rest of the lemon zest. Add olive oil and black pepper to taste.