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
Corn production in the United States Corn production in the United States The production of corn ("Zea mays mays", also known as "maize") plays a major role in the economy of the United States. The US is the largest corn producer in the world, with of land reserved for corn production. Corn growth is dominated by west/north central Iowa and east central Illinois. Approximately 13% of its annual yield is exported.<ref name="2014/2015Statistic">http://www.grains.org/buyingselling/corn</ref> Corn spread across North America a few thousand years ago. The original corn plant known as teosinte is still grown in Mexico. Newer varieties are much larger, due to plant breeding efforts of Native