250g/9oz cherry tomatoes
2 garlic cloves, finely chopped
1 red onion, finely chopped
2 tsp chopped fresh rosemary
1 litre/1戮 pints hot chicken stock
300驳/10陆辞锄 risotto rice
salt and freshly ground black pepper
2 tbsp olive oil
pinch saffron strands
4 chicken thigh fillets, halved
200g/7oz chorizo, thickly sliced
8 large, raw prawns