STEP 1 Cook the cod in a large saucepan with water. Remove the cod from the pan with a skimmer. Remove the skin and bones and flake it with a fork

STEP 2 In a large saucepan, add the sliced onion, chopped garlic and olive oil. Sauté over low heat for about 7 to 8 minutes.

STEP 3 Add the potatoes and the flaked cod and season with pepper and a little salt if necessary.

STEP 4 Mix carefully with a spoon and cook over low heat for about 7 to 8 minutes.

STEP 5 Combine béchamel sauce, cream and nutmeg.

STEP 6 Place the cod and potato mixture in a glass baking dish and pour over the béchamel sauce mixture.

STEP 7 Sprinkle with grated parmesan cheese and bake until golden.