1. Place cod filets in the bottom of a round oven dish. Make a cheese sauce withof butter and flour, milk and grated cheese: pour over fish. Then make sconedough, rub butter into flour with 1 tsp baking powder, and pinch of salt.
2. Add grated cheese, preferably mature Cheddar or a mixture of that andParmesan. Drop 1 egg yolk into the mixture and add enough milk to make workabledough.
3. Roll out to a thickness of 1/2 inch and cut into small rounds with a sconecutter. Dispose these rounds on top of the sauce, so that they just about coverthe surface; glaze them with a little milk, sprinkle some more grated cheeseover them and bake in a hot oven (450 F) for 25-30 minutes, until the sconesare golden brown.
