October 01, 2009 - 15:17 BST hellomagazine.com Roasted cod with Castilian potatoes GALLERY Ingredients (Serves 4)700g potatoes , cut into medium sized chunks 3 tbsp olive oil 1 small onion, finely diced (150g) ¼ tsp chilli flakes 1½ tsp paprika 600g frozen cod or haddock fillets, defrosted Method Preheat the oven to 200oC, gas mark 6. Boil the potatoes for 5 minutes and drain. Heat 2 tbsp oil in a large frying pan and fry the potatoes for 5-7 minutes over a medium heat. Add the onions and fry for a further 3 minutes, or until the potatoes are tender. Add the chilli and paprika and cook for 1 minute. Season with a pinch of salt. Meanwhile, place the fish on a baking tray, drizzle with remaining oil and season, roast for 10 minutes, or until cooked. Serve the potatoes topped with the fish.