Gluten Free Butter Cookies | Spritz or Icebox

INGREDIENTS

1 1/2 cups

all purpose gluten free flour (I used Better Batter)

3/4 tsp

xanthan gum (omit if your blend already contains it)

1/2 cup

plus 2 tablespoons (72 g) confectioner’s sugar

1/4 tsp

kosher salt

8 tbsp

unsalted butter, at room temperature

egg yolks (75 g), at room temperature

1 tsp

pure vanilla extract

Optional for topping 1 egg white

Sugar in the raw