Leicester storey of Walker's Oxford Street factory in Leicester. In the early days the potatoes were sliced by hand and cooked in an ordinary fish and chip fryer. In 1971 the Walker's crisps business was sold to Standard Brands, an American firm, who sold on the company to Frito-Lay. Walker's crisps makes 10 million bags of crisps per day at two factories in Beaumont Leys, and is the UK's largest grocery brand. The Beaumont Leys manufacturing plant is world's largest crisp factory. Meanwhile, the sausage and pie business was bought out by Samworth Brothers in 1986. Production outgrew the Cobden Street
Slim Jim (snack food) Slim Jim (snack food) Slim Jim is an American brand of jerky snacks or dried sausage sold globally and manufactured by ConAgra Brands. They are widely available and popular in the United States, with 2015 revenues of $575 million. About 500 million are produced annually in at least 21 varieties. The Slim Jim was first invented by Adolph Levis in 1929 in Philadelphia, although he and his partner subsequently hired a meatpacker to develop the product for production in the 1940s. He later sold the company in 1967 for about $20 million to General Mills, who moved the operations to