Thaw a plate of puff pastry on the counter. Brush with pesto and divide into 3 lengthwise. Twist and push down the ends. Place on a baking paper in the oven and bake at 220 degrees for 15 min.
2
Cut romaine lettuce, cherry tomatoes, feta cheese, red onion and watermelon. Put everything in a bowl together with walnuts, kalamata olives, extra virgin olive oil and season with salt and pepper. Serve with hot puff pastry sticks.