01 - Set the oven to 350°F and line a baking sheet with parchment paper.
02 - In a medium bowl, whisk together almond flour, coconut flour, cinnamon, nutmeg, ginger, salt, and baking powder until evenly distributed.
03 - Using an electric mixer or whisk, beat the softened butter and powdered erythritol until the mixture is light and fluffy.
04 - Add the egg and vanilla extract to the creamed butter mixture and blend thoroughly.
05 - Gradually add the dry ingredients to the wet ingredients, stirring gently until a soft dough forms.
06 - Scoop tablespoon-sized portions of dough, roll into balls, and arrange on the prepared baking sheet. Flatten each slightly using your palm or a fork.
07 - Bake for 12 to 15 minutes, or until the edges turn golden and centers are set.
08 - Allow cookies to cool on the baking sheet for 5 minutes before transferring them to a wire rack to cool completely.