Fish Steaks with Orange and Anchovy Sauce, on a Bed of Spinach

• 2 cod or haddock steaks salt
• pepper
• 1 Seville orange

Season the fish with the salt and pepper. Grate the orange for zest, rub some on the fish and squeeze a little of the juice on it.

Heat the oil in a non-stick or well-seasoned pan and fry the fish until done to your liking. Transfer to warm dinner plates.

Meanwhile crush or finely chop half the anchovies, keeping the rest for another dish, and add to the pan together with the re