Pumpernickel is a type of bread that is made with a coarse rye flour. It is a dark, dense, and slightly sour bread that is popular in Germany and other parts of Europe. Pumpernickel bread is also sometimes used as a base for cocktails.

There are many different recipes for pumpernickel cocktail bread. One recipe that is popular in Germany uses dark beer, rye flour, and caraway seeds. Another recipe that is popular in the United States uses rye flour, …