01 - 
                Preheat the oven to 350°F and prepare a baking sheet with parchment paper.
              
              
              
                02 - 
                In a large bowl, cream the butter, brown sugar, and granulated sugar until light and fluffy.
              
              
              
                03 - 
                Add the pumpkin puree, egg, and vanilla extract to the butter mixture, stirring until well blended. Add orange food coloring if desired.
              
              
              
                04 - 
                In a separate bowl, whisk together the flour, baking soda, pumpkin pie spice, and salt.
              
              
              
                05 - 
                Gradually mix the dry ingredients into the wet ingredients until just combined. Be careful not to overmix.
              
              
              
                06 - 
                Gently fold in the chocolate chips, mini marshmallows, and graham cracker pieces.
              
              
              
                07 - 
                Scoop the cookie dough onto the prepared baking sheet, spacing the cookies about 2 inches apart. Add additional marshmallows and crushed graham crackers on top if desired.
              
              
              
                08 - 
                Bake for 12-14 minutes, or until the edges are golden and the centers are slightly soft.
              
              
              
                09 - 
                Let the cookies cool on the baking sheet for a few minutes before transferring them to a cooling rack to cool completely.