Sourdough Cinnamon Sugar Donut Holes are a perfect way to use up sourdough discard. These bite-sized treats are fluffy, tender, and rolled in sweet cinnamon sugar. Quick to mix and easy to fry, they’re a delicious breakfast, snack, or dessert.
Instructions
Make the Batter
In a bowl, whisk together sourdough discard, egg, sugar, milk, melted butter, and vanilla. Add flour, baking powder, salt, and nutmeg. Mix until just combined.
Heat the Oil
In a heavy-bottomed pot, heat 2 inches of oil to 350°F (175°C).
Fry the Donut Holes
Drop spoonfuls of batter (about 1 tablespoon each) into the hot oil. Fry for 1 to 2 minutes per side until golden brown. Drain on paper towels.
Coat in Cinnamon Sugar
In a bowl, mix sugar and cinnamon. Roll warm donut holes in the mixture until coated.
Serve
Serve warm.
Pro-Tips for Picture-Perfect Sourdough Donut Holes
- Use Unfed Starter: Perfect for using up discard.
- Don’t Overmix Batter: Keeps donuts tender.
- Fry in Small Batches: Maintains oil temperature.
- Coat While Warm: Sugar sticks best.
These Sourdough Cinnamon Sugar Donut Holes are fluffy, sweet, and wonderfully tangy—a perfect zero-waste treat.

