A German ligature that originally stood for 'sz', but can be transliterated as 'ss'. It is never found in Swiss German. It looks like a B, but sounds like an S. Compare to the boring language known as English, which only has the ligatures Ã and Å, which are rarely used.
The only other flour used in traditional pumpernickel is wheat flour, which is used as an ingredient in the sourdough starter, a pre-fermented flour, water and yeast mixture that combines with the rye flour to hold the bread together.
Type of flour used: a combination of buckwheat and wheat flour. The wheat flour is usually bread flour or all-purpose flour. Description: Buckwheat flour is often used for breads in the colder climate of northern European countries. The flour produces a bread with a dark color and a crumbly texture.