The Kellogg's S'mores Pop-Tarts are a fun and simple way to enjoy the popular camping treat. The frosted Pop-Tarts have a chocolate and marshmallow filling with a crunchy chocolate-frosted cracker crust on the outside. Kellogg's Pop-Tarts can be eaten directly from the package or warmed in the toaster. They are a good source of eight essential vitamins and minerals and contain zero trans fat. Try this delicious and easy option for breakfast.