Classical Beer Review: Dogfish Head’s Midas Touch

Ever since becoming involved in this blog, I’ve been meaning to review this beer: Midas Touch by Dogfish Head Brewing is the first beer in their Ancient Ales series, in which the brewery collaborates with dr. Pat McGovern to brew beers inspired by ancient recipes.  Midas Touch is described as ‘somewhere between beer, wine, and…

BEER STONE, Beer Archaeology

Calcium Oxalate: CaC2O4 Beer stone is the calcium salt of oxalic acid. It often precipitates on containers that are used for brewing and fermenting beer by means of a reaction that occurs with the interaction of alkaline cleaners, hard water minerals, and amino acids. Beer stone is an essential organic compound used for identifying the production of…

RESIDUE ANALYSIS, Beer Archaeology

How can archaeologists identify the production of ancient beer? One of the most effective techniques is residue analysis. With this, archaeologists look for organic residues that are preserved in ancient vessels, such as ceramic pottery. Pottery is ubiquitous at many archaeological sites. Upon discovery, the vessels must be treated properly and washed correctly (or not at all)…