Sourdough Blueberry Muffins

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These sourdough blueberry muffins are made with sourdough discard and fresh-milled soft wheat for an extra-tender whole wheat crumb, with lots of juicy blueberries and bright lemon flavor.

Top-down view of baked sourdough blueberry muffins in white liners, one muffin flipped on its side to showcase its perfectly domed top, next to a striped tea towel.
Top-down view of baked sourdough blueberry muffins in white liners, one muffin flipped on its side to showcase its perfectly domed top, next to a striped tea towel.

Tender, lemony, and packed with juicy blueberries, these sourdough blueberry muffins are made with sourdough discard and fresh-milled soft wheat for a fluffy, whole wheat crumb and a naturally crispy lid.

Starting the morning with a scoop of fermented grains in your muffin batter is one my favorite things (that, and generous amounts of coffee). But these muffins also make an easy, healthy snack to grab on the go. And if you’re craving something more indulgent, a teaspoon of raw cane sugar before baking gives each muffin a bakery-style crunchy lid that’s hard to resist.

Why You’ll Love This Recipe

In my book, these are the perfect breakfast muffins: soft, bright and riddled with juicy berries. They’re just sweet enough to satisfy an early sweet tooth but wholesome enough, with sourdough discard and fresh-milled flour, to leave you feeling energized, not overindulged.

Fresh-milled soft wheat keeps the crumb tender and fluffy, while the sourdough discard and raw cane sugar in the batter give the perfectly domed lids a crunchy, cookie-like texture. They’re quick to stir together and bake up fast (in other words easy enough to pull off before coffee).

If you’re not a sweet breakfast person and want a more cake-like snack to enjoy on-the-go, a simple hack is to add an extra sprinkle of raw cane sugar for that crunchy lid.

Lemon and cinnamon is such a classic combo, but it’s often underrated. Just a touch of cinnamon rounds out the lemon’s brightness and adds depth of flavor. Your taste buds won’t even realize it’s there, so trust me, you’ll thank me later!

Aerial shot of sourdough blueberry muffins on a black wire rack, with juicy dark berries on the crispy tops, set on a rustic white wooden surface with a striped tea towel.
Aerial shot of sourdough blueberry muffins on a black wire rack, with juicy dark berries on the crispy tops, set on a rustic white wooden surface with a striped tea towel.

Why You Should Bake Muffins with Soft Wheat

Not all wheat behaves the same in baking. For muffins, cakes, and other tender bakes, the type of wheat matters just as much as how finely it’s milled.

In North America, most whole wheat flour is made from hard wheat. Its higher protein content forms stronger gluten bonds, which is ideal for bread but it’s also why whole wheat muffins and cakes can sometimes turn out tight, gummy, or overly dense.

Soft wheat behaves differently. It forms a weaker gluten network, which is exactly what you want for muffins. The result is a softer crumb and a lighter, more tender texture. In the U.S., this type of flour is often sold as whole wheat pastry flour.

If you’re baking in Europe and wondering what all the fuss is about, you’re very likely already using soft wheat. Most European wheat (whether milled at home or bought as commercial flour) is naturally suited to tender bakes like muffins and cakes.

If the flour (or grain) in your kitchen is simply labeled “wheat” and you’re unsure what type it is, here’s a practical way to think about it: In some countries, cake recipes traditionally stress folding flour in gently to avoid a tight crumb. That kind of guidance developed around harder, more gluten-forming wheat. In others, cake batters are commonly mixed without much concern, because the wheat itself stays tender. If the latter sounds familiar, chances are soft wheat has always been the default where you bake.

Tools You May Need

  • Standard 12-Mold Muffin Pan
    I like to line mine with paper liners for easy removal and clean-up.
  • Kitchen Scales (or Measuring Cups)
    Your kitchen, your call. Scales are more precise, but cups work well enough for muffins.
  • Whisk & Spatula
  • Medium & Large Bowl
    You can make this recipe in one large bowl if needed. Mixing the dry ingredients first is designed to distribute the baking powder and soda more evenly, but it won’t break the recipe if you skip this step.

Ingredients & Substitutions

Fresh-Milled Flour
Mill soft white wheat berries for a super tender muffin crumb with no signs of denseness or gumminess. If you’re not milling at home (yet), whole wheat pastry flour is the closest match in the U.S. In Europe, any whole wheat flour can be used in place of fresh-milled soft wheat.

Raw Cane Sugar
I prefer a finely granulated raw cane sugar for crunchier muffin tops, but granulated white sugar or coconut sugar work too. For an extra-crunchy sugar lid, sprinkle a little coarse raw sugar on each muffin before baking.

Lemon
We’ll use both zest and juice, so choose organic if possible.

Sourdough Discard
For the mildest tang, use fresh discard less than 24 hours old, or active bubbly starter. For a more noticeable tang, use discard from your fridge. Avoid overly sour discard or reset it first.

Blueberries
Fresh or frozen both work. Frozen berries may leave a few purple streaks in the batter.
If added to the batter frozen, add 5-ish minutes to the baking time.

How to Make Blueberry Sourdough Muffins (Step-by-Step)

Step 01

Line a muffin tin with paper liners or grease each mold with softened butter. In a medium bowl, stir together fresh-milled flour, baking powder and baking soda and mix until well distributed.

Aerial shot of muffin ingredients including fresh-milled flour, sourdough discard, blueberries, and a lined muffin tin, preparing for homemade blueberry muffins.

Step 02

Melt butter in the bottom of a large bowl and whisk in sugar, salt, cinnamon, lemon zest, and lemon juice. Add the eggs and whisk again until fully combined. Whisk in sourdough discard until completely smooth.

Top-down view of thick batter for sourdough blueberry muffins, with wet and dry ingredients fully mixed, surrounded by small bowls of remaining ingredients and a lined muffin tin.

Step 03

Gently fold in dry ingredients until there are only a few small streaks of flour visible. The batter will be very thick, like a cookie dough. Add berries and fold carefully until combined.

Close-up of muffin tin with thick batter portions, each loaded with juicy blueberries, prepped for baking into sourdough blueberry muffins.

Step 04

Divide between prepared muffin cups and sprinkle each with ½-1 teaspoon raw cane sugar (optional).
Heat oven to 175°C (375°F) and let the muffins rest in the pan in the meantime.

Close-up of golden, domed sourdough blueberry muffins in a pan, with crispy tops and juicy blueberries baked to perfection.

Step 05

Bake for 20-25 minutes, until tops are golden and a tester inserted into the center of muffins comes out (mostly) clean. Let cool in pan for 10 minutes, invert on a cooling rack and then cool to room temperature.

  • Sweetness Control
    The base recipe creates a moderately sweet muffin, perfectly suitable for breakfast. If you prefer a sweeter muffin but don’t want to add the extra sugar crunch top, increase sugar to 150g (¾ cup).
  • Berry Mess Control
    I wholeheartedly recommend using paper liners to prevent losing any blueberries to the pan. They also make cleanup a breeze.
  • Texture Control
    Depending on your chosen flour and the thickness of your sourdough discard, you may need to add an extra tablespoon of sourdough discard or whole milk. The batter should be thick, like cookie dough, but not so thick that it’s difficult to fold in the blueberries without smashing them.
  • Sinking Berry Control
    Berries sink when they’re denser than the surrounding batter. Flour coating the berries doesn’t always solve this issue, but a thick batter will reliably keep them afloat and even poke them out of the top.
  • Crunchy Top Control
    The raw cane sugar in the batter gives the muffins a naturally crispy top. For an extra-crunchy, bakery-style muffin, sprinkle each with ½ to 1 teaspoon raw cane sugar on top before baking.
Top-down view of sourdough blueberry muffins in white liners, with one muffin split open to reveal its tender, fluffy interior, resting on the unwrapped liner in the muffin tin.
Top-down view of sourdough blueberry muffins in white liners, with one muffin split open to reveal its tender, fluffy interior, resting on the unwrapped liner in the muffin tin.

Serving Suggestions

Once cool to the touch but still warm in the center, blueberry muffins are perfect for breakfast.
Try them:

  • Split and spread with butter, or drizzled with honey.
  • As a side to Greek yogurt and fresh berries.
  • Alongside scrambled eggs and bacon for a savory pairing.
  • Packed as a snack or breakfast on-the-go.

For an afternoon treat, serve the sweeter, sugar-crunch muffins with a second cup of coffee!

How to Store & Freeze Blueberry Sourdough Muffins

To Store
Muffins keep their signature crunchy lid if stored at room temperature, but not airtight. If you wrap them airtight, the tops will soften as the moisture redistributes.
For best texture, store them in a container that allows some air circulation.

To refresh: Reheat them in short bursts in the microwave to restore the crumb to fresh and fluffy, just like fresh from the oven.

To Freeze
Wrap individual muffins tightly in plastic wrap and store in a freezer bag, pressing out as much air as possible. Freeze for up to 1 month for maximum freshness.

To thaw: Leave the muffins at room temperature overnight, then warm briefly in a low oven or microwave to bring back to fresh-baked texture.

Recipe FAQs

Yes, frozen blueberries work perfectly here. They can leave a few purple streaks in the batter but they don’t affect the flavor or texture. You can fold them frozen into the thick batter, straight from the freezer.

It depends on the sourness. If you enjoy a tangy flavor, older discard can still work. Just avoid discard that smells overly sour, like aceton or paint thinner. If your discard is too sour for your liking, you can revive it with a Discard Reset to dial down the acidity before baking.

Yes, if you don’t have any discard or excess starter on hand, you can swap sour cream or plain unsweetened yogurt.

Absolutely! If you’d like to use a different fruit, make sure to pick something sturdy enough to fold into the thick batter, such as blackberries or diced strawberries. For more delicate berries like raspberries or currants, it’s best to add them frozen, so they don’t get smashed when you mix the batter.

Yes, this can easily be baked as a loaf. Pour the batter into a greased and/or lined loaf pan. Bake at 175°C (350°F) for at least 45 minutes or until a tester inserted in the center comes out clean.


I’d love to hear how they turned out!

P.S. If you can’t get enough of blueberries, you might love these recipes too:


Blueberry Sourdough Muffins (Fresh-Milled Discard Recipe)

These muffins are made with sourdough discard and fresh-milled flour for a tender crumb and crispy top. Juicy blueberries and a burst of lemon make them a perfect healthy breakfast or make-ahead snack. Optional raw cane sugar topping adds a crunch!
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Top-down view of baked sourdough blueberry muffins in white liners, one muffin flipped on its side to showcase its perfectly domed top, next to a striped tea towel.
5 from 1 vote
Prep Time:15 minutes
Cook Time:25 minutes
Cool Time:10 minutes
Total Time:50 minutes
Servings:12 muffins
Calories:223kcal
Equipment
Ingredients

Dry Ingredients

  • 250 g freshly-milled soft wheat flour - (milled from ~1¼ cups soft wheat berries) see Notes for choosing a store-bought alternative
  • 2 tsp baking powder
  • ¼ tsp baking soda

Wet Ingredients

  • 115 g butter - (½ cup or 1 stick) cold is fine
  • 135 g raw cane sugar sugar, fine - (⅔ cup) white sugar or coconut sugar
  • ¼ tsp fine sea or table salt
  • ½ tsp cinnamon
  • zest from 1 organic lemon - finely grated
  • 1 tbsp lemon juice
  • 2 eggs
  • 120 g sourdough discard - (½ cup)

Other Ingredients

  • 210 g blueberries - (1½ cups)
  • 25 – 50 g raw cane sugar, coarse - (½ to 1 tsp per muffin) optional
Instructions

Prep Pan

  • Line a muffin tin with 12 paper liners or grease each mold with softened butter.

Mix Dry Ingredients

  • In a medium bowl, stir together fresh-milled flour, baking powder and baking soda and mix until well distributed.

Combine Wet Ingredients

  • Melt butter in the bottom of a large bowl and whisk in sugar, salt, cinnamon, lemon zest, and lemon juice.
  • Add the eggs and whisk again until fully combined.
  • Whisk in sourdough discard until completely smooth.

Mix Batter

  • Gently fold in dry ingredients until there are only a few small streaks of flour visible. Add berries and fold carefully until just combined.
    Batter will be very thick, like a cookie dough.
  • Divide between prepared muffin cups and sprinkle each with ½ teaspoon turbinado sugar (optional).

Bake & Cool

  • Let the muffin batter rest in the pan while you preheat the oven to 175°C (375°F).
  • Bake for 20-25 minutes, until tops are golden and a tester inserted into the center of muffins comes out (mostly) clean.
  • Let cool in pan for 10 minutes then the rest of the way on a cooling rack.
Notes
  1. For the mildest tang, use fresh discard less than 24 hours old, or active bubbly starter. For a more noticeable tang, use discard from your fridge. Avoid overly sour discard or reset it first.
  2. The base recipe creates a moderately sweet breakfast muffin. If you prefer a sweeter muffin but don’t want to add the extra sugar crunch top, increase sugar to 150g (¾ cup).
  3. Use paper liners to prevent losing any blueberries to the pan. They also make cleanup a breeze.
  4. The batter should be thick, like cookie dough, but not so thick that it’s difficult to fold in the blueberries without smashing them. Add an extra tablespoon of sourdough discard or whole milk if necessary.
  5. For an extra-crunchy, bakery-style muffin, sprinkle each with the extra raw cane sugar on top before baking.
Author: Sarah | Grains & Greens Kitchen
Calories: 223kcal | Carbohydrates: 32.5g | Protein: 4.8g | Fat: 9.1g
Tried this recipe?Let me know how it turned out!




Top-down view of sourdough blueberry muffins in white liners, with one muffin split open to reveal its tender, fluffy interior, resting on the unwrapped liner in the muffin tin.

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5 from 1 vote

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One Comment

  1. 5 stars
    I made these with blackberries because if I use frozen blueberries in muffins, the muffins always turn out smurf blue😂🙈
    They were easy to make and tasted good. It‘s a quick and easy way to use up some discard and make muffins with stuff already in your pantry.