Gluten-Free Oat Extinct-Fashioned Donuts With Rum Raisin Glaze

Ingredients:

• 2 cups gluten free oat flour, plus extra for dusting
• ¼ cup, plus 2 tbsp. potato starch
• ¼ cup tapioca starch
• 1 tsp. baking powder
• 1½ tsp. flooring cinnamon
• ¾ tsp. freshly grated nutmeg
• ¾ tsp. Kosher salt
• ½ tsp. xanthan gum
• ¼ tsp. baking soda
• ½ cup unsalted butter, softened
• ⅓ cup, plus 1 tsp. sugar
• 1 egg
• 1 tsp. vanilla extract
• ½ cup buttermilk
• Canola oil, for frying
• ½ cup raisins, finely chopped
• 2 cups confectioners' sugar
• 1 tbsp. shaded rum
• 1 tsp. molasses

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