Ginger, chilli & zingy lime
If you don't have a steamer function on your oven, simply use a regular roasting tray, but add a splash of water to the tray before sealing tightly with tin foil. Cook in a regular over at 180ºC/350ºF/gas 5 for 20 to 25 minutes. To check if the fish is cooked, go to the thickest part up near the head – if the flesh flakes easily away from the bone, it's done.