Put into a saucepan some vinegar and water with a piece of butter.
Thicken it with the yolks of two eggs.
Squeeze into it the juice of a lemon, and strain it through a sieve.
Original Text
Dutch Sauce.
Put into a saucepan some vinegar and water with a piece of butter; thicken it with the yolks of two eggs; squeeze into it the juice of a lemon, and strain it through a sieve.