Heat oven to 350 F.
In a large mixing bowl, combine almond flour, powdered, sugar, egg whites, and vanilla extract. Blend well to combine.
Dust work area with powdered sugar and knead the dough until it's smooth
Roll dough out to ¼ inch thickness and cut with a small cookie cutter. Place cookies on a parchment-lined baking tray
Bake for 8 minutes
Cool cookies for 2-3 minutes
Toss cooled cookies in ½ cup powdered sugar and serve