INGREDIENTS
1/2 cup
butter
1/4 cup
brown sugar
1/2 cup
sugar
1 large
egg
1 tsp
vanilla extract
1 1/3 cups
all purpose flour
3/4 cup
graham cracker crumbs
1 tsp
baking powder
1/4 tsp
salt
2
king-sized hershey's milk chocolate bars
1 1/2 cups
marshmallow creme/fluff