Cover tightly and cook for five minutes, shaking once.
The Sun
Cover tightly and store for 2-3 days or longer for a more fermented flavour.
ST
Cover tightly with aluminium foil and roast for 1½ hours.
Times,Sunday Times
Slather the fish with miso and place in a non-reactive dish or bowl and cover tightly with plastic wrap.
Times, Sunday Times
Transfer to an oiled bowl, cover tightly with clingfilm (or put in a sealed polythene bag) and leave until cool enough to handle.
Times, Sunday Times