Preheat the oven to 180°C/350°F and line two baking sheets with parchment paper.
1-¾ cups gluten-free flour mix**,
½ to ¾ teaspoon ginger,
½ teaspoon cream of tartar,
1/8 teaspoon salt (good pinch of salt),
½ teaspoon baking soda,
½ cup butter or margarine (cold),
1-½ teaspoon xanthan gum,
½ cup brown sugar,
1/8 teaspoon cloves (ground),
1 egg (cold),
¼ to 3/8 teaspoon cinnamon,
½ cup gluten-free molasses.
6 cups white rice flour,
2 cups potato starch/corn starch (NOT the same as potato flour),
1 cup tapioca starch (also called tapioca flour).
** Please see this note on naturally gluten-free flours.