In the 1920s, the potato peeler was invented, which promoted the popularity of potato chips. A southern travel salesman, Herman Lay, helped promote the food. He sold the machine in a grocery store in the southern United States with a suitcase, and he later founded the company, making his name almost synonymous with potato chips. Lexi Potato Chips is the first American brand to be successfully marketed. Since the 1960s, potato chips have begun to spread around the world.
Prior to the invention of the sealed package, the potato chips were kept in large buckets or cans, and the potato chips at the bottom were often not fresh or wet. Later, Laura Scudder invented the bag that burned the two wax papers together, creating a sealed package and preserving the freshness of the potato chips until opening. Today, potato chips are sealed in dry air and sealed in a plastic bag to prevent crushing.
In China, a long time ago, there was a history of taking potato chips to make potato chips. In the Xiangxi area of Hunan, you can find that local residents cut the potatoes into thin slices, dried them, and then fried them to become a dish or snacks for children. . It's just simple, and the salt is added very little.