Tongue With Raspberry Vinegar

Germans are master butchers, and fresh beef tongue is one of the fruits of good butchering. It is also a delicious and mouth-filling meat that takes well to a sweet-sour sauce. While a raisin sauce spiked with lemon is a common combination with tongue, I was happy to find a sauce based on raspberry vinegar in Friederike Löffler’s 1856 German-American cook book. It’s easy to make or to buy a fruit vinegar today, but if you don’t have any on hand, use a good wine vinegar and add a little frui