Warm balsamic vegetable salad

Ingredients (serve 4): 1 large red onion, cut into thick wedges 1 large red capsicum (bell pepper), thickly sliced 1 large zucchini (baby marrow), sliced diagonally 1 tablespoon olive oil 3 medium tomatoes, quartered ½ cup fresh basil leaves, torn 1 tablespoon balsamic vinegar   Method: Preheat a chargrill over medium-high heat. Place onion, capsicum,…