Newcastle Brown Ale malt would be used to darken the beer. In 2017, Heineken announced that some production would move from the John Smith’s Brewery, Tadcaster, to the Zoeterwoude Brewery in the Netherlands. The company claimed this would allow for shorter order lead times and faster transportation to the U.S. and allow distributors to purchase by the pallet rather than the container. Newcastle Brown Ale is brewed with pale malt and crystal malt. It has a lower hopping rate than traditional English bitters. The beer is one of the United Kingdom's leading bottled ales and is in the top 20 highest-selling ales overall,
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