Moist Mini Blueberry Muffins (Ready in 20 Minutes)

These mini blueberry muffins are everything you want in a quick breakfast treat: tender crumb, juicy berries in every bite, and just sweet enough.

They bake up fast and stay moist for days, so you can make a batch on Sunday and grab them all week.

Why These Mini Muffins Always Work

The buttermilk and a light hand make the crumb airy, not dense. Mini muffin tins mean they cook in under 12 minutes, which is great on busy mornings.

They’re just sweet enough that kids treat them like a snack, and I can pack a handful without feeling like I’m handing out cake.

No fussy creaming or softening butter. You whisk the wet ingredients in one bowl, fold everything together, and the oven does the rest.

Ingredients

• 1 1/2 cups all-purpose flour: spooned and leveled, plus 1 tablespoon for the blueberries
• 1/2 cup granulated sugar
• 2 teaspoons baking powder
• 1/4 teaspoon fine sea salt
• 1/2 cup buttermilk: room temperature works best; see Variations for a quick swap
• 1 large egg: at room temperature
• 1/3 cup neutral oil: like avocado or vegetable oil
• 1 teaspoon vanilla extract
• 3/4 cup fresh blueberries: rinsed and dried well

Variations / Substitutions

• Blueberry swap: raspberries or diced strawberries work, but cut larger fruit small so they distribute well.
• Dairy-free: use oat milk with 1 teaspoon lemon juice instead of buttermilk, and the same oil.
• A little more crunch: sprinkle coarse sparkling sugar over the batter just before baking.
• Lemon scent: add 1 teaspoon finely grated lemon zest to the wet ingredients. It brightens the blueberries without taking over.

Coffee Chia Seed Pudding is a delicious breakfast to pair with these muffins.

How To Make Mini Blueberry Muffins

Step 1: Whisk the Dry Ingredients

Preheat your oven to 375°F (190°C) and line a 24-cup mini muffin tin with paper liners or grease the cups well. In a large bowl, whisk together the 1 1/2 cups flour, 1/2 cup sugar, 2 teaspoons baking powder, and 1/4 teaspoon salt.

Spooning the flour into your measuring cup instead of scooping straight from the bag keeps the muffins light. Scooping can pack in extra flour and make them dense.

Step 2: Mix the Wet Ingredients

In a medium bowl, whisk the 1/2 cup buttermilk, 1 egg, 1/3 cup oil, and 1 teaspoon vanilla until smooth, about 30 seconds.

If your buttermilk and egg are cold, the batter can seize up a little. Leaving them on the counter for 15 minutes before you start helps everything blend evenly.

Step 3: Fold In the Blueberries and Batter

Toss the 3/4 cup blueberries with the reserved tablespoon of flour in a small bowl. That thin coating helps suspend the berries so they don’t all sink to the bottom. Pour the wet mixture into the flour mixture and add the floured blueberries. Fold gently with a flexible spatula just until you no longer see dry flour, about 10 to 12 strokes.

A few lumps and streaks are fine. Overmixing develops gluten and makes the muffins chewy instead of tender, so stop as soon as the flour disappears.

Step 4: Bake and Serve

Scoop the batter into the prepared tin, filling each cup about 3/4 full. A small cookie scoop makes this quick and keeps the muffins even. Bake until the tops spring back when pressed lightly and a toothpick inserted in the center comes out clean, 10 to 12 minutes.

Let the muffins rest in the pan for 5 minutes, then lift them out and serve warm. The berries will be jammy and the tops lightly golden.

Tips for Perfect Mini Muffins

• A small cookie scoop portions the batter cleanly and gives you uniform muffins that all finish at the same time.
• Mini muffins bake fast, so check them at the earliest time. Opening the oven door a minute early is better than overbaking.
• If you skip the paper liners, run a thin knife around each muffin while they’re still warm so the berries don’t glue them to the pan.
• These freeze beautifully. Wrap each muffin individually and store in a zip-top bag for up to 3 months. Thaw at room temperature or warm for 10 seconds in the microwave.

Bake times by muffin size:

Storing and Freezing Mini Muffins

• Refrigerate: Store cooled muffins in an airtight container at room temperature for up to 3 days. The crumb stays moist if you don’t refrigerate, which can dry them out.
• Freeze: Arrange cooled muffins in a single layer on a plate and freeze until solid. Transfer to a freezer bag. They’ll keep well for 3 months.
• Reheating: A quick 10-second zap in the microwave or a few minutes in a 300°F oven brings back that just-baked softness.

What To Serve With Mini Blueberry Muffins

These little muffins are great on their own, but a smear of salted butter while they’re warm is simple perfection. For a more substantial breakfast, pile a few on a plate next to a bowl of thick Greek yogurt and fresh fruit. The tangy yogurt balances the sweet berries. A fluffy scrambled egg on the side turns it into a full plate that keeps everyone full until lunch.

Frequently Asked Questions

Can I use frozen blueberries?

Yes, do not thaw them. Toss the frozen berries straight from the bag with the extra tablespoon of flour, and add a minute or two to the bake time.

Why did my muffins turn out dense?

Dense muffins almost always mean the batter was overmixed or the flour was accidentally packed into the cup. Stir just until the dry bits disappear, and spoon flour into your measuring cup.

How do I get a taller, domed top?

Fill the cups right to the top (not 3/4) and start the bake at 400°F for the first 3 minutes, then lower to 375°F. The initial high heat gives a good lift before the crumb sets.

The muffins stuck to the paper liners. What went wrong?

Mini paper liners have less surface area, so the little berry juice can cause sticking. Peeling them while the muffins are still slightly warm helps, or skip liners and grease the tin well instead.

Mini Blueberry Muffins Recipe

Print Recipe Pin Recipe

Prep Time 10 minutes mins

Cook Time 10 minutes mins

Total Time 20 minutes mins

Servings: 6 (4 muffins per serving)

Calories: 210

Ingredients Method Notes

Ingredients

  

• 1 1/2 cups all-purpose flour, plus 1 tablespoon for the blueberries
• 1/2 cup granulated sugar
• 2 teaspoons baking powder
• 1/4 teaspoon fine sea salt
• 1/2 cup buttermilk, room temperature
• 1 large egg, room temperature
• 1/3 cup neutral oil
• 1 teaspoon vanilla extract
• 3/4 cup fresh blueberries, rinsed and dried

Method

 

1. Preheat oven to 375°F and line a 24-cup mini muffin tin. In a large bowl, whisk the 1 1/2 cups flour, sugar, baking powder, and salt.
2. In a separate bowl, whisk the buttermilk, egg, oil, and vanilla until smooth.
3. Toss blueberries with the extra tablespoon of flour. Pour wet mixture into dry, add blueberries, and fold just until no dry flour remains.
4. Scoop batter into tin, filling cups 3/4 full. Bake 10 to 12 minutes until tops spring back and a toothpick comes out clean. Cool in pan 5 minutes, then remove and serve warm.

Notes

If you use paper liners, peel them while the muffins are still gently warm; the berry juice can cause sticking as they cool. Greased tins without liners release a little easier for mini muffins.