Place the graham crackers inside a plastic bag and use a rolling pin to finely crush the crackers. Pour most of the crackers into a bowl, reserving ¼ cup (20 g) for later.
3. Step
Add the melted butter to a bowl with the graham crackers and mix until the texture of wet sand.
4. Step
Transfer the graham crackers onto a parchment paper-lined baking sheet, spreading into an even layer.
5. Step
Sprinkle 2 cups (100 G) of mini marshmallows over the top of the graham cracker crumbs, then bake for 10 minutes.
6. Step
Pour the melted chocolate over the graham crackers and marshmallows, spreading evenly with a spatula.
7. Step
Top with remaining cup of marshmallows and reserved ¼ cup of crushed graham cracker crumbs. Drizzle with any remaining melted chocolate.
8. Step
Freeze for at least 1 hour.
9. Step
Remove the bark from the freezer and break it into pieces.
