The method
- Preheat the oven to 200c.
- Heat the oil in a frying pan. Add the onions and cook till soft, 5-10min on a low heat. Season.
- Add the tin of chopped tomatoes, some tomato puree and some frozen or dried herbs. Simmer for 15 minutes.
- Place the frozen cod in an oven proof dish and cover with the tomato mixture.
- Bake for 25 minutes or till the cod is cooked through. Serve with potatoes or crusty bread.
