Google Doodle marks the celebration of s'mores with an animated artwork. This popular campfire snack is made of toasted marshmallow, chocolate, and graham crackers. First mentioned in a 1925 article at Camp Andree by Girl Scouts as 'some more,' it has become a favorite treat in the United States, Canada, and the United Kingdom.Google Doodle marks the celebration of s'mores with an animated artwork. This popular campfire snack is made of toasted marshmallow, chocolate, and graham crackers. First mentioned in a 1925 article at Camp Andree by Girl Scouts as 'some more,' it has become a favorite treat in the United States, Canada, and the United Kingdom.