A recipe for making milanaise sauce – Melt two tablespoonfuls of butter, add two chopped mushrooms and two boned and pounded anchovies. Add two tablespoonfuls of flour and cook until the flour is brown. Add one cupful of brown stock and one tablespoonful each of sherry and vinegar drained from capers. Cook until thick, stirring constantly, seasoning with salt, cayenne, and made mustard. Simmer for twenty minutes, strain, add one tablespoonful of capers, boil for five minutes, and serve.