Sweet Potato Scones

Ingredients

• 1/3 cup sugar
• 1/4 tsp salt
• 1 1/2 tsp xanthan gum
• 1 1/2 tsp baking powder
• 1/2 cup tapioca flour
• 2 Tbsp oil
• 1/2 cup cornstarch
• 1 tsp cinnamon
• 1/2 tsp vanilla extract
• 1 Tbsp grated orange zest (optional)
• 1/2 tsp ginger powder
• 1/4 tsp ground cardamom (optional)
• 1/2 cup millet flour (or sorghum or rice)
• 1 egg (or equivalent egg replacer)
• 3/4 cup cooked, mashed, sweet potato