Cut off crusts from the bread slices of bread, soak the bread insides in milk.
Chop the halibut fillet in thin pieces.
Grate the cheese on a fine grater, add to the bread.
Chop the herbs and onions, add to the fish. Mix the ingredients.
Put the minced fish with eggs and mix them thoroughly.
Stuff the canneloni with minced fish and put them into the casserole dish.
Melt butter in the frying pan, melt the flour in it.
Pour hot milk into the flour and butter and, stirring constantly, stew under a low heat for 10-15 minutes. At the end, add salt and nutmeg.
Pour the sauce into the cannelloni with minced fish and put in the oven to bake for about 30-40 minutes at 200°C . Do not forget to dredge cheese for an appetizing crust!