Watermelon Feta Salad

INGREDIENTS
 
1/4 c. extra-virgin olive oil
 
2 tbsp. red wine vinegar
 
1/2 tsp. kosher salt
 
3 c. cubed seedless watermelon
 
1 c. medium cucumber, chopped
 
1 c. crumbled feta
 
1/2 c. red onion, thinly sliced
 
1/2 c. coarsely chopped mint, plus more for garish
 

Flaky sea salt, for garnish (optional)

DIRECTIONS
 
  1. In a small bowl, whisk together oil, vinegar, and salt.
  2.  In a large serving bowl, combine watermelon, cucumber, feta, red onion, and mint. Add dressing and toss to coat.
  3. Garnish with more mint and flaky sea salt if desired.