S'mores may seem simple enough. A marshmallow, some graham crackers, a few squares of chocolate and a campfire are all you need, right? But if you want true perfection, camping equipment purveyors REI have provided this helpful infographic to coach you along.

'The Art and Science of S'mores' gives you a little history of the culinary confection (did you know the treat was dreamed up in 1927?) along with proper construction, an ingredients checklist and even a "marshmallow roasting scale" to help you achieve s'more nirvana.

The Art and Science of S'mores

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