... consisting of a fire-roasted marshmallow and a layer of chocolate sandwiched between two pieces of graham cracker. Contraction of the phrase "some more". One early published recipe for a s'mores is found in a book of recipes published by the Campfire Marshmallows company in the 1920s where it was called a "Graham Cracker Sandwich". The text indicates that the treat was already popular with both Boy Scouts and Girl Scouts. In 1927, a recipe for "Some More" was published in Tramping and Trailing with the Girl Scouts.