1. Preheat oven to 350 degrees and line two cookie sheets with parchment paper

2. In a medium bowl, whisk the flour, graham cracker, baking soda, salt, and cinnamon until combined

3. Using a large bowl, beat the butter, brown sugar, sugar, egg, egg yolk and vanilla until combined and fluffy

4. Gradually beat in the dry ingredients until combined

5. Fold in the chocolate chips

6. Scoop about 3 tbsp of cookie dough and roll into a ball then place onto the cookie sheet and lightly press down into a disk

7. Bake in the oven for 8-10 minutes or until a light golden brown

8. Allow to cool

Prepaing the Ganache

1. Using a small pot, heat up the heavy whipping cream until simmering

2. Pour over the chocolate chips and whisk until smooth

3. Carefully dip the top of the cookies into the chocolate ganache and place onto the cookie sheet

4. Sprinkle some of the graham cracker onto the cookies

5. Allow the ganache to set while you make the marshmallow frosting

Preparing the Marshmallow Frosting

1. Place a medium pot of about 2 C water onto the stove and bring to a boil

2. Place the egg whites, sugar, and cream of tartar into a heatproof bowl and place over the boiling water

3. Whisk until the sugar has dissolved and the egg whites are warm to the touch

4. Pour the heated egg whites into a standing mixer bowl

5. Beat on high speed for 6 minutes

6. Beat in the vanilla and continue to beat until stiff peaks form

7. Scoop the frosting into a piping bag

8. Turn one cookie over and pipe a dollop of marshmallow frosting in the center of the cookie

9. Using a kitchen torch, toast the frosting

10. Place another cookie on top to create a sandwich

11. Enjoy!