Preheat oven to 350 degrees F and adjust rack to middle position. Whisk together almond flour, coconut flour, cashew butter, salt, baking soda, gelatin and cream of tartar in a mixing bowl. Stir in honey and butter until incorporated. Combine cinnamon and sugar in a small bowl. Using a 1 1/2-inch cookie scoop, scoop cookies and then roll in cinnamon and sugar mixture and place on a baking sheet lined with parchment paper. Bake for 12 minutes. Serve warm.