Transfer the mashed sweet potato to a food processor.
Add the pure maple syrup down the tube while it's processing. The results should be a smooth and creamy consistency.
Next, transfer the mixture to a large mixing bowl. Then, add the egg and vanilla extract. Mix to combine.
Mix in the dry ingredients until combined.
Fold in the chopped dark chocolate.
Set the batter aside for 10 minutes. Meanwhile, preheat the oven to 350°F.
Line a baking sheet with parchment paper or a silicone baking mat.
Divide the cookie batter into 12 even pieces and place them onto the baking sheet.
Press down the cookie dough mounds with your fingertips to create a circular cookie shape.
Bake at 350°F for 15 minutes.
Cool for at least 15 minutes before enjoying.
