Peel and wash the potatoes and slice them into thin slices. Put them in a greased flat fireproof dish. Season with salt, pepper and nutmeg. Mix milk and cream and pour over. Bake in a hot oven (electric cooker: 200 °C/ circulating air: 175 °C / gas: level 3) for approx. 45 minutes
Wash the fish, remove from the bone and cut into wide strips. Peel and chop the onion. Boil up with 1/2 l salted water, 1/8 l wine and lemon juice. Cook the fish for about 10 minutes.
Boil 1/8 l of wine. Beat the butter in pieces. Stir in capers, season with salt, pepper and curry. Serve everything. Garnish with lemon and parsley if desired. Serve with salad
Drink: cool white wine