Wash the meat and pat dry. Heat clarified butter in a roaster. Brown the roast all around. Season with salt, pepper and paprika. Pour on 1/2 l hot water. Bring to the boil and add stock. Stew covered roast for about 1 1/4 hours. Gradually add 1/8-1/4 l water
Wash and chop the parsley. Mix with thyme and oregano. Clean the leek, wash and cut into rings
Remove the meat and spread the herbs on top. Pour the leek into the roaster. Put the roast on top and fry everything for another 20-30 minutes
Remove the roast from the roaster. Keep meat warm. Knead fat and flour. Stir into the leek vegetables. Let simmer for about 5 minutes, season with salt and pepper. Cut meat from the bone. Arrange everything. Serve with boiled potatoes