Sparkling wine Espumante () is the Portuguese version of a sparkling wine. Unlike Cava, which is produced solely in northern climates, Espumante is not only produced in the northern wet region of Vinho Verde, but also throughout Portugal all the way to the southern region of the Alentejo, known for its extreme temperatures and arid climate. While Spain has one regulating body, DOC Cava, spread across several different political regions, quality Espumante is produced solely in DOC Bairrada, located just south of Vinho Verde. In order for a wine to be certified as a quality Espumante from DOC Bairrada, it must be
Palm wine content, mildly intoxicating and sweet. The wine may be allowed to ferment longer, up to a day, to yield a stronger, more sour and acidic taste, which some people prefer. Longer fermentation produces vinegar instead of stronger wine. Palm wine may be distilled to create a stronger drink, which goes by different names depending on the region (e.g., "arrack", "village gin", "charayam", and "country whiskey"). Throughout Nigeria, this is commonly called "ogogoro". In some parts in Cameroon it is known as "Afofo". In parts of southern Ghana distilled palm wine is called "akpeteshi" or "burukutu". In Togo and Benin it