Kolsch is a type of beer that is a specialty of the city of Köln (Cologne) in Germany. It is a light-bodied, straw-colored ale known for its crisp and clean flavor. This beer style is typically brewed with a subtle hop aroma and flavor. It is fermented using a specific yeast strain, giving it a slightly fruity and floral character. The malt character is usually light and crackery, and the beer is generally fermented warm and then stored cool, which gives it a crisp and refreshing taste. The beer also tends to have a moderate to a high level of carbonation and a clean, dry finish. The alcohol content is usually low, around 4.5-5% alcohol by volume (ABV). Overall, Kolsch is known for its crisp, clean and refreshing character, making it a popular choice among beer drinkers, particularly in the region of Köln.