In a large bowl mix together the yellow cake mix, ingredients listed on the back of the box, and 1 cup of graham cracker crumbs. Stir until the mixture is fully combined.
Place cupcake liners in a muffin tin and fill each about 1/2 full of cake mix.
Press a marshmallow into the center of each cupcake.
Bake according to package instructions.
Once the cupcakes have baked and cooled frost with chocolate frosting.
Garnish with toasted mini marshmallows and a sprinkle of graham cracker crumbs.