are certainly older than Pop-Tarts, that's not to say that they're the oldest products the company produces. Kellogg's first product was Corn Flakes cereal, a recipe that was developed in 1898 and ...

WK Kellogg Co. maintains the cereal brands while Kellanova handles snack foods, including Pop-Tarts. While the makers of "Pop-Tarts" were not involved in the making of the film (though ...