Brown ale ales range from beers such as Manns Original Brown Ale, which is quite sweet and low in alcohol, to northeastern brown ale such as Newcastle Brown Ale, Double Maxim and Samuel Smith's Nut Brown Ale. North American examples include Sam Adams Brown Ale and Brooklyn Brown Ale. They range from deep amber to brown in colour. Caramel and chocolate flavours are evident. Brown ales from northeastern England tend to be strong and malty, often nutty, while those from southern England are usually darker, sweeter and lower in alcohol. North American brown ales are usually drier than their English counterparts, with
Old ale secondary fermentation with brettanomyces yeast which was present either in the pitching yeast or in the wooden equipment. Because of the time required for the aging process, some investors would buy mild ale from brewers, age it into old ale, and sell it at the higher price. Eventually, brewers began to keep some beer behind at the brewery, age it themselves and sell it to the pubs. In some cases old ale was a blend of young and old. The "stock ale" was the brewery's very aged ale and was used to inject an "old" quality, and perhaps acidity to