On October 17, 1814 in Giles Parish, London, a 22 ft tall wooden porter tank ruptured, causing surrounding vessels to burst, releasing an estimated 323 gallons of house-destroying porter tidal wave. Porters were the overwhelming ale of choice for the London working class. Mushy P pays homage to this English brewing tradition with complex roastiness and robust flavor. 20 IBU 6.4%