Potato Fricassee

Put in a spider a generous tablespoonful of butter and a cup of milk,

when hot add some cold potatoes cut in dice, season with pepper, salt, a

few drops of onion juice. Let them get thoroughly hot, then add the

beaten yolks of two eggs, stir constantly until thick. Great care must

be taken not to let it cook too long, or the sauce will curdle. Pour

into a vegetable dish, sprinkle a little finely minced parsley over the

top and serve.