Super simple and refreshing spicy watermelon arugula salad. Perfect for hot summer days and barbecues, and ready in just 10 minutes!
Combine the serrano or jalapeno, green onion, lime juice, and olive oil in a small jar with tight fitting lid. Shake well to emulsify.
Toss half of the dressing with the arugula. Top with watermelon, mint, and feta. Drizzle remaining dressing on top and season with salt and pepper.