Chop a boned anchovy or two, some parsley, and a small onion.
Add pepper, oil, vinegar, mustard, and ketchup.
Mix them all together.
Original Text
Sauce for cold Chicken or Game.
Chop a boned anchovy or two, some parsley, and a small onion; add pepper, oil, vinegar, mustard, and ketchup, and mix them all together.