Sourdough Discard Wild Blueberry Muffins with Streusel Topping (a love letter to not wasting discard and also to eating muffins at all hours of the day)

Because listen—using sourdough discard has become a full-blown mission. I cannot toss it without a small, emotional spiral. It feels wasteful. It feels wrong. It feels like my starter is judging me. (And honestly? She probably is.)

Enter these beauties.

These Sourdough Discard Wild Blueberry Muffins are the perfect way to usher in spring and use up that discard sitting in your fridge, silently demanding purpose. They’re soft, tender, lightly tangy, and absolutely bursting with blueberries—topped with a buttery streusel that makes you feel like you have your life together (even if you absolutely do not).

And let’s talk about the “wild blueberry” situation. For those of us who do not casually stroll outside to pick berries from our personal woodland paradise (rude), frozen wild blueberries are your best friend. Toss those little frozen gems in a bit of flour before folding them into the batter—this helps keep them from sinking and turning your muffins into a full-on blueberry crime scene.

Although…between us? Those purple swirls are kind of gorgeous. Like edible watercolor. So if things get a little swirly, we’re calling it rustic artistry and moving on.

Go make these for breakfast. Eat one for a snack. Sneak one for dessert while standing in your kitchen in the soft glow of the fridge light like the rest of us.

They really are just that good.

Ingredients

For the Muffins:

• 1 cup sourdough discard (unfed, straight from the fridge is fine)
• 1/2 cup melted butter (cooled slightly)
• 3/4 cup granulated sugar
• 2 large eggs
• 1/4 cup milk
• 1 tsp vanilla extract
• 2 cups all-purpose flour
• 1 tsp baking powder
• 1/2 tsp baking soda
• 1/2 tsp salt
• 1 1/2 cups wild blueberries (fresh or frozen)

For the Streusel Topping:

• 1/3 cup all-purpose flour
• 1/3 cup brown sugar
• 1/2 tsp cinnamon
• Pinch of salt
• 1/4 cup cold butter, cubed

Instructions

1. Preheat & Prep
   
   Preheat your oven to 375°F. Line a muffin tin with paper liners or grease it well (we are not losing muffins to the pan today).
2. Make the Streusel
   
   In a small bowl, mix flour, brown sugar, cinnamon, and salt. Cut in the cold butter using a fork or your fingers until crumbly. Set aside (and try not to eat it all immediately).
3. Mix the Wet Ingredients
   
   In a large bowl, whisk together sourdough discard, melted butter, sugar, eggs, milk, and vanilla until smooth-ish. It doesn’t have to be perfect—we’re not baking for judges.
4. Combine the Dry Ingredients
   
   In another bowl, whisk together flour, baking powder, baking soda, and salt.
5. Bring It Together
   
   Gently fold the dry ingredients into the wet ingredients until just combined. Do not overmix unless you enjoy dense muffins (no judgment, but…why?).
6. Add the Blueberries
   
   If using frozen berries, toss them in a tablespoon of flour first. Fold them gently into the batter. Embrace the purple streaks if they happen—they’re charming.
7. Fill & Top
   
   Divide the batter evenly among the muffin cups. Sprinkle that glorious streusel on top like you mean it.
8. Bake
   
   Bake for 18–22 minutes, or until golden on top and a toothpick inserted in the center comes out clean-ish (a little blueberry juice is fine, we’re not monsters).
9. Cool (Briefly) & Devour
   
   Let them cool for a few minutes before removing from the pan. Or don’t. I’ve burned my fingers for less.

Notes from My Slightly Flour-Dusted Kitchen:

• These freeze beautifully…in theory. In practice, they rarely make it that far.
• The tang from the sourdough discard is subtle but magical—like your muffins have a personality.
• Perfect with coffee, tea, or eaten over the sink while hiding from your responsibilities.

Now go forth and not throw away your sourdough discard. We’re thriving. We’re resourceful. We’re eating muffins three times a day and calling it balance.