Salty liquorice, salmiak liquorice or salmiac liquorice, is a variety of liquorice flavoured with the ingredient "salmiak salt" (sal ammoniac; ammonium chloride), and is a common confection found in the nordic countries, benelux, and northern germany. salmiak salt gives salty liquorice an astringent, salty taste, akin to that of tannins—a characteristic of red wines, which adds bitterness and astringency to the flavour. consuming salmiak liquorice can stimulate either a savoury or non-savoury palate and response. anise oil can also be an additional main ingredient in salty liquorice. extra salty liquorice is additionally coated with salmiak salt or salmiak powder, or sometimes table salt....

Source: Wikipedia