Combine the sugar, brown sugar, and butter in a bowl.
Combine the flax meal water combo and the vanilla to the butter-sugar mixture
Add the dry ingredients to the butter sugar mixture. Stir to combine.
Carefully fold in the vegan chocolate chips.
Chill the cookie dough by rolling it into a log shape and wrap in plastic wrap
Assemble the cookies by placing the graham crackers on a cookie sheet with marshmallows and cookies on top. Bake at 350 for 8-10 minutes.