Preheat the oven to 350 degrees.
In a medium size bowl, cream the butter, sugar, brown sugar
and vanilla together. Add in the egg yolk and pumpkin pure and stir just until
combined. Sift in the flour, cinnamon, ginger, nutmeg, cloves, salt, baking
soda, and baking powder. Mix until a stiff batter appears.
In a small bowl, toss together the cinnamon and sugar for
Scoop out 2 tablespoons of dough and roll into a ball, toss
into the sugar and cinnamon mixture and place 2 inches apart on a cookie sheet.
Bake for 10-12 minutes.