The chips are then seasoned with a variety of spices and flavors. Lay's chips are a popular snack food and are often enjoyed as part of a meal or as a snack on their own. these are some of the most popular Lay's flavors are Classic Salted, Sour Cream and Onion, Barbecue, Cheddar and Sour Cream, Salt and Vinegar, Flamin' Hot, Original, Kettle Cooked, Baked, Lightly Salted, etc...