Becherovka– is a herbal bitters made in the Czech Republic, flavored with anise seeds, cinnamon, and approximately 32 other herbs, first sold in 1807. It is normally served cold, and is often used as an aid to digestion. It can also be served with tonic water, in which case it is known as a beton (Czech for “concrete“). Its alcohol content is 38 percent (76 proof).
Tasty stuff, and the NY Times has just mentioned it in an article.