Cod With Butter And Flour

Preparation:

Preparation: Put the onion in a large pot. Cut the fish into 2 cm long strips and arrange them on top of the onions. Mix the milk, pepper and mustard and bring slowly to the boil. Reduce the heat and simmer, covered, for 5 minutes. Remove the lid and cook for another 5 minutes. Arrange the fish on a serving plate and keep it warm. Stirring over low heat, let the cooking juices cook for another 5 minutes. Add the flour and butter, then pour the mixture into the pan together with the spring onion. Stir until the mixture boils and becomes thick. Pour over the fish and serve.