As an expert sommelier and brewer, I can confidently say that a stout falls under the category of ale. Ales and lagers are the two main categories of beer, each with their own distinct characteristics and brewing processes. While it may seem confusing at first, understanding the differences between these two categories can greatly enhance your appreciation for different beer styles.
Ales are typically brewed with top-fermenting yeast strains, which means that the yeast ferments at warmer temperatures and rises to the top of the fermentation vessel. This process results in ales having a wide range of flavors and aromas, often with fruity or spicy notes. Ales also tend to have a fuller body and a more complex taste profile compared to lagers.
Stouts, on the other hand, are a specific type of ale that is known for its dark color and rich, roasted flavors. They originated in the United Kingdom and were traditionally brewed using roasted barley, which gives stouts their characteristic color and coffee-like flavors. Stouts can vary in strength, with some being lighter-bodied and others being thick and full-bodied.
I have personally brewed stouts numerous times, and the process involves using ale yeast strains and carefully selecting malt and adjunct ingredients to achieve the desired flavor profile. The fermentation temperature and duration are also crucial in bringing out the unique characteristics of a stout. It is fascinating to see how the flavors develop during the brewing process and how the final product can vary based on the choices made at each stage.
When it comes to lagers, they are brewed with bottom-fermenting yeast strains that ferment at cooler temperatures and settle at the bottom of the fermentation vessel. Lagers are known for their clean, crisp flavors and are often lighter in color and body compared to ales. Pilsners, for example, are a popular style of lager that originated in the Czech Republic and are characterized by their pale, golden color and light, refreshing taste.
A stout is indeed an ale, falling under the broader category of ales rather than lagers. Understanding the distinction between ales and lagers can help beer enthusiasts appreciate the diverse range of flavors and styles available. Whether you prefer the rich, roasted flavors of a stout or the clean, refreshing taste of a lager, exploring different beer styles can be a delightful journey of discovery.