Baked Sardines

Remove the skins from large boned sardines and heat in the oven
on strips of toast. Make a sauce as follows: Pour the oil from the
sardines into a saucepan and heat it well. Then stir in an ounce of
flour, adding a small cup of hot water. Season this with a teaspoonful
of Worcestershire sauce, salt and paprika. Beat the yolk of an egg
with a teaspoonful of vinegar and one of mustard. Stir this into the
sauce after it is removed from the fire. Pour over the sardines and