Preheat the oven to 325°F and line a baking sheet with parchment paper.
Add the almond flour, coconut flour, chopped pecans, salt, vanilla extract, and baking powder to a medium bowl. Mix and then add the Swerve brown and the egg.
Beat and whisk for about 2-3 minutes using a hand mixer until the dough forms. Roll balls (each about 50g) and lay them on the prepared sheet. Then, flatten them using your hand.
Bake until golden brown – around 15 minutes. Let them cool for 20-25 minutes. Meanwhile – make you can make the glaze.
Whisk the powdered sugar or sweetener with the cream and vanilla extract and spread over the cookies.