Classic popcorn is mostly popped with oil and butter, while kettle popcorn is traditionally air-popped in an iron kettle. Regular popcorn is considered a healthy snack. While kettle popcorn has similar health benefits, you should watch the sugar.

According to experts, the average profit margin for kettle corn is between 50 and 60 percent. This means that for every $1 of kettle corn sold, the vendor can expect to make between 50 and 60 cents in profit. Typically vendors can make much more than this.

Kettle corn is a combination of sweet and salty flavors. It is lighter in flavor and texture than caramel corn as the sugar and salt are mixed in during popping rather than coated.

Kettle corn is a sweet variety of popcorn that is typically mixed or seasoned with a light-colored refined sugar, salt, and oil. It was traditionally made in cast iron kettles, hence the name, but in modern times other types of pots and pans are used.