Aeronaut's "A Year With Dr. Nandu" is typically a limited-release, barrel-aged stout or similar dark, complex beer, often part of an annual series. These beers are usually rich and robust, featuring flavors like dark chocolate, roasted coffee, caramel, and vanilla, with nuances from the barrel aging (e.g., bourbon, whiskey, or wine). The "Dr. Nandu" moniker often refers to a character or concept within Aeronaut Brewing's lore, suggesting a unique or experimental brewing process. One should consider trying it for its depth of flavor, the craftsmanship involved in barrel aging, and the unique experience it offers to craft beer enthusiasts.