Beer nerds have been clamoring for a taste of the recent beer collaboration between Sierra Nevada and Dogfish Head breweries. Much like the Brooklyn Brewery/Schneider collaboration, the brewmasters swap or combine yeasts and apply them to their own recipes. The collaboration between Sierra and Dogfish has yielded two brews: Life and Limb, and Limb and Life. Life and Limb is brewed with maple syrup using a combination of yeasts from both brewers, and naturally…