Air-Fried Cinnamon and Sugar Doughnuts
1 teaspoon cinnamon 1 teaspoon salt 1 ½ teaspoons baking powder 2 large egg yolks 2 tablespoons butter, melted, or as needed 2 ¼ cups all-purpose flour 2 ½ tablespoons butter, at room temperature ½ cup sour cream ½ cup white sugar ⅓ cup white sugar
Air-Fried Cinnamon and Sugar Doughnuts
1 teaspoon cinnamon 1 teaspoon salt 1 ½ teaspoons baking powder 2 large egg yolks 2 tablespoons butter, melted, or as needed 2 ¼ cups all-purpose flour 2 ½ tablespoons butter, at room temperature ½ cup sour cream ½ cup white sugar ⅓ cup white sugar