If you’re sitting on a jar of sourdough discard and craving something sweet, this sourdough cinnamon donut bread is the answer. Imagine the cozy swirl of cinnamon sugar in every bite, a soft crumb with a hint of sourdough tang, and a crackly glaze that makes it feel like a donut in loaf form. Whether you’re a seasoned sourdough baker or just found your groove, this recipe transforms discard into pure comfort. We’ll walk through its origins, the baking method, flavor twists, and storage tips plus plenty of sourdough inspiration if you’re ready to keep your discard deliciously busy.
Table of Contents
Table of Contents
Sourdough Cinnamon Donut Bread
- Total Time: 1 hour 10 mins
- Yield: 1 loaf 1x
- Diet: Vegetarian
Description
A moist, cinnamon-swirled loaf made with sourdough discard and topped with a donut-style glaze. Perfect for breakfast or dessert.
Ingredients
1/2 cup unsalted butter, softened
1 cup granulated sugar
2 large eggs
1 tsp vanilla extract
1/2 cup sourdough discard (unfed)
1/2 cup milk
1 1/2 cups all-purpose flour
1 tsp baking powder
1/2 tsp baking soda
1/4 tsp salt
1/3 cup brown sugar, packed
1 tbsp ground cinnamon
1/2 cup powdered sugar
1–2 tbsp milk
1/2 tsp vanilla extract
Instructions
1. Preheat oven to 350°F (175°C). Grease a 9×5” loaf pan or line with parchment.
2. Cream together butter and sugar until light and fluffy.
3. Add eggs one at a time, then mix in vanilla, sourdough discard, and milk.
4. In a separate bowl, whisk flour, baking powder, baking soda, and salt. Add to wet ingredients and stir until just combined.
5. In a small bowl, mix brown sugar and cinnamon for the swirl.
6. Pour half the batter into the loaf pan, then sprinkle half the cinnamon mixture. Repeat with remaining batter and cinnamon. Swirl gently with a butter knife.
7. Bake for 50–60 minutes, or until a toothpick comes out clean. Let cool before glazing.
8. For the glaze, whisk powdered sugar, vanilla, and milk until smooth. Drizzle over cooled loaf and let set.
Notes
Tastes even better the next day. To freeze, wrap tightly and skip the glaze until serving.
- Prep Time: 15 mins
- Cook Time: 55 mins
- Category: Quick Breads
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 280
- Sugar: 21g
- Sodium: 140mg
- Fat: 11g
- Saturated Fat: 7g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 38g
- Fiber: 1g
- Protein: 4g
- Cholesterol: 55mg
Keywords: sourdough cinnamon donut bread, discard recipe, quick bread, cinnamon loaf
Where Donuts Meet Discard
A cozy loaf born from curiosity
The first time I tested this sourdough cinnamon donut bread, it was a chilly Sunday. I’d just fed my sourdough starter and stared at the discard like it owed me rent. It felt too precious to toss. So I channeled a memory: my mom frying up cinnamon-sugar donuts in a cast iron skillet, the kind that left a trail of sugar on the counter. What if I turned that memory into a quick loaf, but gave it the tang of sourdough? That experiment turned into a recipe I now make almost weekly.
This loaf is tender, thanks to the discard and butter combo. The brown sugar swirl doesn’t just taste good it creates pockets of cinnamon warmth throughout, similar to these sourdough discard cinnamon sugar muffins I often pair with coffee. Add a vanilla glaze and you’ve got the soul of a donut in bread form.
What I love most is how approachable this recipe is. No proofing, no kneading, no waiting hours. If you’ve tried my apple fritter discard loaf, you’ll find the rhythm familiar: mix, layer, swirl, bake. And the reward? A loaf that’s both breakfast and dessert.
Why sourdough discard makes magic
Discard brings more than tang. It tenderizes. It deepens flavor. Even in baked goods like sourdough discard coffee cake, you’ll notice a subtle complexity that lingers. Here, it balances the sweet cinnamon sugar and adds moisture that helps the loaf stay soft for days. If you’re trying to reduce food waste while upping flavor, sourdough discard is your best friend.
Mastering the Cinnamon Swirl Loaf
Technique matters: layering and swirling for success
Getting that beautiful cinnamon swirl isn’t just for looks it ensures every slice carries that signature cozy spice. To do it right, pour half the batter into your greased loaf pan first. Then sprinkle the cinnamon-brown sugar mixture evenly. Repeat with the remaining batter and sugar mix. Gently drag a butter knife in a loose “S” shape through the loaf to create those rippling layers. Don’t over-swirl you want ribbons, not blended batter.
I follow the same layering trick in my pumpkin sourdough cinnamon rolls, and it translates beautifully here. You’ll see a golden crust rise over a tender, marbled center. And if you’re in a hurry? The swirl still works, even if you don’t layer perfectly trust the loaf.
Another tip: avoid adding too much cinnamon mix to the top. It can sink or create air pockets. If you love an extra-sugary crust, bake it with a light dusting, then finish with the vanilla glaze after cooling.
Common baking slip-ups and how to fix them
Let’s troubleshoot. If your loaf sinks in the middle, it might be underbaked test with a toothpick at the 50-minute mark and every 5 minutes after. If you notice the top browning too fast, loosely tent the loaf with foil. And if your swirl disappears? That usually means the batter was overmixed, which can cause the layers to blur. Stir just until combined.
Worried about sourdough discard overpowering the flavor? Don’t be. In fact, like with my sourdough discard cinnamon roll cake, the discard adds a rich undertone that pairs beautifully with sweet spices.
Use a light hand, trust your instincts, and remember this loaf is forgiving. Much like my go-to cinnamon sourdough muffins, it’s all about cozy texture, not perfection.
Customizing Your Donut Bread
Add-ins to elevate your loaf
This base recipe is delicious on its own, but it’s also a blank canvas. Want to add crunch? Stir in ½ cup chopped toasted pecans or walnuts. Craving bursts of sweetness? Fold in a handful of cinnamon chips or even mini chocolate chips before pouring the batter. For fruity flair, diced apples or pears (about ¾ cup) blend beautifully with the cinnamon swirl just make sure they’re patted dry to avoid extra moisture.
I’ve tried variations inspired by my sourdough discard apple muffins and the result is always deeply comforting. You can also sneak in shredded zucchini or carrot for added moisture and nutrition perfect for breakfast bread that feels like cake, but doesn’t leave you with a sugar crash.
Even the glaze invites creativity. Try adding a splash of maple syrup or brown butter for a richer finish, or dust the glazed loaf with cinnamon sugar for that true “donut shop” crunch.
Seasonal swaps that shine
In fall, pumpkin purée can replace some of the milk for a cozy spiced variation (just like in these sourdough pumpkin cinnamon rolls). In spring, try lemon zest in the batter and a citrus glaze for a brighter spin. The sourdough’s tangy base plays well with nearly any flavor profile.
Feeling bold? A dash of cardamom or chai spice blend adds complexity and warmth. You can even skip the glaze and brush the warm loaf with melted butter, then roll it in cinnamon sugar mimicking classic donut holes, like my cinnamon sugar sourdough donut holes).
With these swaps, your sourdough cinnamon donut bread becomes more than a discard recipe it’s a go-to loaf for any season or mood.
Storing and Serving with Style
How to store and freeze sourdough cinnamon donut bread
One of the best things about this loaf besides how good your kitchen smells while it bakes is that it keeps beautifully. Let the bread cool completely before storing. Wrap it tightly in foil or place it in an airtight container. It’ll stay moist and tender on the counter for 2–3 days, and even longer in the fridge up to 5 days.
Want to make it ahead? This loaf freezes like a dream. Wrap it in plastic wrap and then foil, or seal it in a freezer-safe bag. Freeze the whole loaf or individual slices for up to 3 months. To reheat, just microwave a slice for 15–20 seconds or warm it in the oven at 300°F for 10 minutes. You’ll find the same trick useful with my baked sourdough discard donuts they stay soft even after freezing.
Skip glazing if you’re freezing the loaf add it fresh once thawed for the best texture and shine.
Serving suggestions that make it special
There’s no wrong way to enjoy this loaf. It’s dreamy slightly warm with a pat of butter or a drizzle of cream cheese glaze. Serve it for brunch with scrambled eggs and fruit, or make it the star of your coffee table spread. I love slicing it thick and toasting lightly before topping with whipped ricotta and honey.
For an ultra-cozy breakfast, pair it with a cinnamon-spiced latte and a slice of sourdough discard coffee cake). Or turn leftover slices into French toast you heard that right.
No matter how you serve it, this sourdough cinnamon donut bread is a keeper. Cozy, crowd-pleasing, and wonderfully resourceful.
FAQ: Sourdough Cinnamon Donut Bread
1. What is sourdough cinnamon donut bread?
It’s a quick bread made with sourdough discard, rich with cinnamon-sugar swirl, and topped with a donut-style glaze. Think coffee cake meets donut in loaf form.
2. Can I use active sourdough starter instead of discard?
Yes, but it may slightly alter the texture. Discard adds tang without additional leavening, which works best for this quick bread style.
3. How do you make a cinnamon swirl in quick bread?
Layer half the batter, sprinkle cinnamon sugar, add remaining batter, more cinnamon sugar, then swirl with a knife. Be gentle over-mixing blurs the swirl.
4. Can you freeze sourdough donut bread?
Absolutely. Wrap tightly and freeze for up to 3 months. For best texture, add the glaze after thawing.
Conclusion
Sourdough discard doesn’t belong in the trash it belongs in your next loaf. This sourdough cinnamon donut bread is easy, crave-worthy, and endlessly adaptable. Whether you’re baking for a brunch crowd or just want to brighten your morning, this loaf delivers. From the buttery crumb to that sugary glaze, it’s love at first slice.
