Step 1: Preheat oven to 425 degrees. Line baking sheet with parchment paper.
In large bowl combine flour, oats, brown sugar, baking powder, baking soda, salt, and pumpkin pie spice.
Cut in butter until mixture resembles coarse crumbs
Step 2: Mix together, lightly beaten egg, Pumpkin Spice Liqueur, milk, and pumpkin. Stir into flour mixture until moistened.
Step 3: Stir in choc chips. Turn dough onto well floured surface; knead 5-10 times. Add 2 T more canned pumpkin if needed.
Step 4: Pat dough into a 10 inch circle. Cut dough into 10 wedges. Place wedges on prepared baking sheet.
Step 5: Bake scones for 12-15 mins, or until golden brown, Remove from baking sheet and cool on wire rack.
Step 6: Drizzle with cream cheese frosting.