Sauce for Roast Beef

From an
1888
cook book
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.

Grate Horse-Radish on a grater into a basin,
add 2 Tbsp. of Cream,
with a little Mustard and Salt,
mix well together,
add 4 Tbsp. of the Best Vinegar,
and mix the whole thoroughly.
The Vinegar and Cream are both to be cold.
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