Sourdough Blueberry Muffins

Last summer my sourdough starter was taking over the kitchen, and I started baking these muffins almost weekly to use up the excess. Something about the way the tang plays against sweet blueberries just clicked one morning. Now my family actually asks for the discard instead of wondering what to do with it.

I brought a batch to a neighbors brunch last month and watched three different people ask for the recipe between bites. My friend Sarah said she could not believe these were made with starter discard because they tasted so intentional and thoughtful.

Ingredients

• All-purpose flour: Forms the structure of the muffin and creates that perfect bakery style crumb we all want
• Granulated sugar: Sweetens just enough to let the blueberries shine without becoming dessert level sweet
• Salt: Enhances all the other flavors and keeps the muffin from tasting flat or one dimensional
• Baking powder and soda: Work together to give these their beautiful rise and domed tops
• Sourdough starter: Adds tanginess and tenderness while reducing food waste from your starter maintenance
• Eggs: Provide structure and richness that helps the muffins hold their shape perfectly
• Unsalted butter: Creates a moist texture and carries the vanilla flavor throughout every bite
• Whole milk: Adds fat and moisture for a tender crumb that does not dry out
• Vanilla extract: Rounds out all the flavors and makes the kitchen smell incredible while baking
• Fresh blueberries: Burst with juice and create those beautiful purple streaks throughout the muffin
• Lemon zest: Brightens everything and makes the blueberry flavor pop even more

Instructions

Get your oven ready:

Preheat to 375°F and line your muffin tin with liners so you are not scrambling later

Mix the dry ingredients:

Whisk together flour sugar salt baking powder and baking soda in a large bowl until everything is evenly distributed

Combine the wet ingredients:

Whisk sourdough starter eggs melted butter milk and vanilla in another bowl until completely smooth

Bring them together gently:

Pour the wet mixture into the dry ingredients and fold until just combined leaving some flour streaks still visible

Add the blueberries:

Fold in the berries and lemon zest carefully so you do not smash them or turn the batter purple

Fill the muffin cups:

Divide the batter evenly among the cups filling each about three quarters full for that perfect domed top

Bake until golden:

Bake for 22 to 25 minutes until the tops are golden brown and a toothpick comes out clean

Cool completely:

Let them rest in the pan for 5 minutes then move to a wire rack so they do not get soggy bottoms

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These have become my go to when someone needs a little pick me up or I am meal prepping for the week ahead. Something about pulling warm muffins from the oven makes the whole house feel calmer.

Make Ahead Magic

The batter actually benefits from resting in the fridge overnight so the flour hydrates and flavors develop. You can bake them straight from cold the next morning just add a minute or two to the baking time.

Freezer Friendly

Once completely cool wrap individual muffins in plastic and freeze them for up to three months. They thaw beautifully on the counter or you can warm them in the microwave for 30 seconds.

Serving Suggestions

These are perfect with a smear of salted butter or served alongside your morning coffee. I also love splitting them and toasting under the broiler for a few minutes until the edges get crispy.

• Serve warm for the best texture experience
• Pair with plain yogurt for a lighter breakfast option
• Store at room temperature in an airtight container for up to three days

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Hope these bring as much joy to your kitchen as they have to mine. Happy baking friend.

Recipe FAQs

→ Can I use frozen blueberries in these muffins?

Yes, frozen blueberries can be used directly without thawing to prevent the batter from becoming too wet.

→ What does the sourdough starter add to the muffins?

The sourdough starter lends a subtle tangy depth and moist texture, enhancing flavor complexity naturally.

→ Can I substitute whole wheat flour in this mix?

You can replace part of the all-purpose flour with whole wheat flour for a nuttier taste and denser crumb.

→ How do I ensure the muffins come out moist?

Gentle folding to avoid overmixing and including sourdough starter helps retain moisture and a tender crumb.

→ What baking tools are needed?

A muffin tin, mixing bowls, whisk, measuring cups and spoons, and a cooling rack are essential for best results.