Layer sliced potatoes in an oiled ovenproof dish, interleaved with flakes/scraps of fish, along with cream, butter and seasoning. Top up dish with a little milk if necessary.
Bake for 35 minutes or until dish bubbles and potatoes are soft.
To serve: Serve with salad.
Recipe tips: Potatoes can be frozen. Par boil and then remove, chill and freeze in an air tight bag or similar container.