Rewena bread Rewena bread Rēwena parāoa (literally, "leavened bread," also spelled rewana) is a traditional Māori sourdough potato bread. Rēwena means both "bread made with potato yeast" and "the process of fermentation that causes bread to rise." The Maori word for potato, 'riwai' (sometimes spelled 'rewa'), is the root word of rēwena. Rēwena bread uses a pre-ferment starter, also called a ‘bug.’ It is created by boiling and mashing potatoes, then adding flour and sugar. Kumara, or sweet potatoes, may also be used. The mixture is then allowed to ferment from one to several days, depending on the ambient temperature and humidity.
Finnish bread areas, and they are mentioned below. Oats (kaura) are the most commonly produced grain in Finland so it makes sense that bread based on oats will be very popular, although not as popular as rye breads. The most common use in bread is in rolls or buns (sämpylä) or in flat soft bread pieces similar to ruispalat or reissumies rye breads. The potato, although a late introduction to Finland, features heavily in the diet and has found its way into many kinds of breads. Usually dough made with potato will be very soft and the bread will be moister and