Fry the mushrooms, onion, and the flour in the butter in a fireproof dish for a few minutes, add the seasonings, meat extract, mushroom ketchup, and the water; boil for eight minutes, stirring occasionally, and serve.

If preferred, the mushrooms can be rubbed through a sieve to press out all the juice; they can then be reheated and served.

ONION SAUCE

Peel the onions and drop them into plenty of boiling salted water, add the vinegar, and boil for a quarter of an hour. Drain and rinse them in clean warm water and chop them up. Melt the butter in a fireproof dish, stir in the flour, then gradually add the milk, and stir till they boil; add the sugar, onions, and a little salt and pepper; stir till boiling; rub the whole through a sieve, reheat, then add the cream and serve hot.

OYSTER SAUCE

Blend the butter and flour together in a fireproof dish, then add gradually the milk and stock and boil for five minutes, stirring all the time; add the lemon juice, cream, salt, pepper, and the oysters divided into two or four pieces, according to size.

Do not boil the sauce after the oysters are added.

PARSLEY SAUCE