Cod Baked in Mayonnaise

This straightforward Norwegian dish features cod fillets baked under a rich layer of mayonnaise, chopped onion, and parsley. After a brief bake, it is finished with a sprinkling of breadcrumbs for a golden crust. The recipe, sourced from a European cookery encyclopedia, is notably simple to prepare. It is traditionally suggested to accompany the fish with mashed potatoes, though it can also be presented in individual portions as a starter.