Gluten-Free Biscuits

Ingredients (12)

• + 1 ½ cups sorghum flour add to pantry
• + 1 cup millet flour add to pantry
• ✓ ½ cup tapioca starch
• + 4 teaspoons baking powder add to pantry
• + 2 teaspoons xanthan gum add to pantry
• + 1 ½ teaspoons baking soda add to pantry
• + 1 ½ teaspoons salt add to pantry
• + ½ cup cold butter add to pantry
• + 1 cup milk add to pantry
• + 1 egg, beaten add to pantry
• + 1 tablespoon cider vinegar add to pantry
• + 2 tablespoons rice flour, or as needed add to pantry