In a mixing bowl, whisk together the sugars, sorghum flour, almond flour, potato starch, baking powder, baking soda, xanthan gum and sea salt.
1 cup sorghum flour, 1/2 cup almond flour, 1/2 cup potato starch, 1/4 cup light brown sugar, 1 tsp baking powder, 1 tsp baking soda, 1 tsp xantham gum, 1 tsp fine sea salt, 1/4 cup granulated sugar