Cream together butter and sugars. Add in pumpkin, egg, and vanilla.

In a small-medium sized bowl mix together flour, cream of tar tar, soda and pumpkin pie spice. Add dry ingredients to wet ingredients, 1/3 at a time, mixing until well combined.

Refrigerate dough for at least ~1 hour

When ready, preheat oven to 350 degrees. Line a cookie sheet with parchment paper or lightly grease, set aside.

In a small dish combine 1/4 cup sugar and cinnamon.

Using a cookie scoop or heaping tablespoon. Drop balls of dough into cinnamon sugar and roll, coating entirely. Place on cookie sheet, flattening slightly.

Repeat with remaining dough.

Bake for 8-10 minutes until golden. Remove from oven and allow to fully cool.