Watermelon, red onion, rocket and feta salad   Print Serves: 4-6 Ingredients ½ large watermelon 100g fresh rocket 100g feta cheese 1 small sweet red onion balsamic vinegar to serve Method Cut the watermelon into triangles, de-seed and arrange on a serving dish with the rocket, then sprinkle over the red onion and feta. Serve with balsamic vinegar. 3.5.3208