Walkers is a British snack food manufacturer mainly operating in the United Kingdom and Ireland. Walkers was founded in 1948 in Leicester, England by Harry Walker, and acquired by Lay's owner, Frito-Lay, a division of PepsiCo, in 1989. It is best known for manufacturing crisps, and other, non-potato based snack foods. They hold 56 per cent of the British crisp market. The Walkers site in Leicester is the largest crisp production plant in the world, producing over 11 million bags of crisps per day and using about 800 tons of potatoes