barley malt beer beverage porter A style of beer that was developed in London, England in the early eighteenth century. It was well-hopped and dark in appearance owing to the use of brown malt. Rhiannon Cameron SIREN DB annotation: * liquid, low viscosity, with no visible particles FOODON:03430123 * germinated or sprouted seed FOODON:03420102 * alcohol fermentation process FOODON:03460232 * carbonated by fermentation FOODON:03460246 * ingredient: flavoring or taste ingredient added FOODON:03460117 * ingredient: grain added FOODON:03460152 double porter extra porter https://en.wikipedia.org/wiki/Porter_(beer) stout porter ready for release