Peel and cut the potatoes in small pieces. Pour in a casserole and boil for 10 minutes. Drain the water.
Place the cod in a casserole and cover with water. Boil on low heat for 15 minutes. Drain the water.
Pour the potatoes in the casserole with the fish and mix.
Melt the butter in a casserole, add the flour, milk and the spices, let it simmer on low heat for 5 minutes.
Pour it over the potatoes and fish.
Cut the eggs in small pieces and add with the rest.
Add the corn kernels and mix everything together.