The popular snack invented in the 1930s is Cheetos.
Cheetos were first created in 1930s by the Frito-Lay company. They were originally called "Chee-tos" and were made from a corn-based dough that was then fried and coated in a cheesy seasoning. Cheetos quickly gained popularity, becoming a staple snack for many Americans.
Today, Cheetos are available in a wide variety of flavors and shapes, including the classic Cheetos Crunchy, Cheetos Puffs, and Flamin' Hot Cheetos. They remain one of the most popular snacks in the world, enjoyed by people of all ages.