Volcanic Horseradish Sauce

Gefilte fish without horseradish sauce,’ runs a Yiddish saying, “is punishment enough!” How curious that something so tongue-torturing as freshly grated horseradish sauce should be so near and dear to the Jewish heart. In my family, contests were held every Passover to see who could consume the most horseradish sauce with his gefilte fish. My aunt Annette made the sauce from freshly grated horseradish and, let me tell you, it hurt! (Horseradish owes its bite to sulfuric acid, which is forme