What is "French fries"?

French fries are a popular snack food made from potatoes that are cut into thin strips and deep-fried. They are usually served hot and salted, and can be topped with various condiments such as ketchup, mayonnaise, and mustard. French fries are a popular side dish for hamburgers, hot dogs, and sandwiches, and are also enjoyed on their own as a snack. They are a popular treat around the world, and are often found in fast food restaurants and cafes.