Spread chocolate spread over one of of the cookies.
Sprinkle graham cracker crumbs over chocolate spread and spread around evenly.
Place mini marshmallows on microwave safe plate and melt in microwave on high for 30 seconds (or until poofed up and heated - watch carefully).
Immediately remove melted marshmallows from plate and place on top of second cookie.
Place the marshmallow cookie half on top of the chocolate topped cookie half and smoosh together.
Enjoy!
Notes
Marshmallows - If you have access to a fire or fire pit, you can actually roast your marshmallows rather than melting in the microwave. Chocolate - If you don't have chocolate spread, you can substitute melted chocolate chips.