Easy Watermelon Salad (with Feta)

Bahan-bahan (12 porsi)

• 6 cups watermelon (cubed)
• ½ English cucumber (sliced)
• 2 tablespoons fresh lime juice (about 1 lime)
• 1 tablespoon olive oil
• ¼ cup fresh mint leaves (chopped or torn)
• ½ cup crumbled feta cheese