corned beef liquor
The seasoned cooking liquid left over from simmering corned beef -- concentrated with dissolved salt, gelatin, fat, and spice from the brisket and its seasoning packet. It's flavorful enough to reuse as a braising liquid for other vegetables, most classically cabbage, rather than being poured down the drain.
Buying guidance
This isn't bought on its own -- it's a byproduct of cooking corned beef. Strain out any loose scraps or spices before storing it, and treat it as the perishable meat liquid it is rather than a shelf-stable stock; it will vary in intensity from one batch of corned beef to the next.
Substitutions
- Beef or chicken stock, preferably low-sodium -- much less concentrated than corned beef liquor, so reduce it a bit and add a pinch of pickling spice to get closer to the original flavor.
- Water with a bay leaf and a few peppercorns -- a plain fallback that won't carry nearly the same depth.
Tips & common mistakes
It's already salted from the cure, so treating it like a plain unsalted stock and seasoning a new dish on top of it easily oversalts the result -- taste the liquor on its own before adding it to anything else.
Storage
Once chilled, the fat rises and hardens into a solid cap on top -- leave that cap in place as a natural seal until you're ready to use the liquid underneath, then lift it off if a leaner result is wanted. It freezes well flat in a bag or portioned into an ice-cube tray if only a splash is needed at a time for seasoning.