Preheat oven to 350 degrees.Cover cookie sheet with parchment paper.In a small bowl combine the coconut flour, baking powder, and Xanthan Gum then set aside.In a medium-sized bowl combine cheese, butter, paprika, and cayenne pepper and beat with a mixer until thoroughly combined.Add egg and egg white and beat again until combined.Add the flour mixture and chopped pecans to the other ingredients then beat with a mixer on low/medium until sticky soft dough forms.Refrigerate for 2 to 3 hours.Use a small cookie scoop to scoop out the cheese wafers onto parchment paper.Spray a fork with cooking spray and make a criss-cross on top of each cookie to press the dough down a little.Place a whole pecan on the top of each wafer.Bake for 12-14 minutes or until the cheese wafers begin to brown.Enjoy!