01 -
Whisk together flour, brown sugar, baking powder, pumpkin pie spice, and kosher salt in a medium bowl until evenly blended.
02 -
In a separate bowl, blend pumpkin purée, egg, whole milk, vanilla extract, and melted butter until smooth and fully incorporated.
03 -
Gradually fold dry ingredients into the wet mixture, stirring gently just until combined to avoid overmixing and maintain tenderness.
04 -
Using a spoon or small scoop, portion batter into evenly sized rounds and arrange on a parchment-lined or lightly greased tray.
05 -
Preheat the air fryer to 360°F (182°C).
06 -
Place donut holes in a single layer with slight spacing and air fry for 8 to 10 minutes until golden and puffed, cooking in batches as needed.
07 -
While warm, brush donut holes with melted butter, then roll them in a mixture of granulated sugar and ground cinnamon until evenly coated.