Swordfish With Mushrooms

Preparation:

Preparation: Wash and dry the swordfish steaks, place them on a plate, sprinkle them with lemon juice and leave to marinate for 15 minutes. Sprinkle the fish with salt and pepper then brown it in a pan with 50 g of butter. Cook for 10 minutes, add chopped parsley and onion, then let everything flavor. Then add half a glass of white wine, let it evaporate for 5 minutes, then remove from the heat and keep warm. Prepare the sauce by mixing the flour with the melted butter and dissolving everything with half a ladle of hot broth and the cooking juices from the fish. Clean and slice the mushrooms, add them to the sauce and cook for 30 minutes, adding the cleaned prawns 5 minutes before the end of cooking. In a bowl, beat the egg yolks with a pinch of salt, add the juice of half a lemon and add this mixture to the sauce. Spread it over the fish and serve.