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Buttermilk Blueberry Breakfast Cake Recipe

Published: Mar 12, 2026 by Chef Ava · This post may contain affiliate links · Leave a Comment

Jump to Recipe·4 from 4 reviews

If you are looking for a delightful way to brighten your morning, the Buttermilk Blueberry Breakfast Cake Recipe is an absolute game-changer. This cake is wonderfully moist, bursting with fresh blueberries and a gentle lemon zest twist, all enriched by the tangy softness of buttermilk. Each bite delivers a perfect balance of sweet and tangy flavors, making it a comforting yet vibrant start to your day. Whether it’s a weekend brunch or a special breakfast treat, this cake feels like a warm hug for your taste buds that you’ll want to make again and again.

Ingredients You'll Need

The image shows a collection of baking ingredients arranged on a dark wooden surface. In the top left, there is a light blue egg container holding nine brown eggs. Below the eggs, there is a small heap of bright yellow lemon zest. Next to the zest are two rectangular slabs of pale yellow butter. To the right of the butter, two metal measuring cups with white liquids inside are placed one above the other, with the handles pointing to the right. At the bottom left, a brown bowl is filled with dark blue blueberries. On the bottom right corner is a whole bright yellow lemon. A metal grater with a black handle lies horizontally near the top right edge, and a colorful owl-shaped container is partially visible near the top right corner. The setting is on a dark wooden surface. photo taken with an iphone --ar 4:5 --v 7

To make this Buttermilk Blueberry Breakfast Cake Recipe come alive, we rely on a handful of simple but essential ingredients. Each plays a crucial role—from the butter adding richness and tenderness, to the blueberries providing juicy bursts of flavor and color.

  • Unsalted butter (½ cup | 113 g): Room temperature butter creamed with sugar gives the cake its light, fluffy texture.
  • Lemon zest from 1 large lemon: Adds a fresh citrus brightness that complements the sweetness of the blueberries.
  • Sugar (1 cup, with 1 tablespoon reserved): Sweetens the cake and the reserved tablespoon forms a delicate sugary crust on top.
  • Egg (1, room temperature): Provides structure and moisture, binding all the ingredients perfectly.
  • Vanilla extract (1 tsp.): Enhances the depth of flavor and adds warmth.
  • All-purpose flour (2 cups, plus ¼ cup for blueberries): The base that gives the cake its shape; tossing blueberries in flour prevents them from sinking.
  • Baking powder (2 tsp.): Leavens the cake, ensuring it rises beautifully.
  • Kosher salt (1 tsp., or 1.25 teaspoon for balance): Balances sweetness and heightens flavor complexity.
  • Fresh blueberries (2 cups): The star fruit—plump, juicy, and bursting with natural sweetness.
  • Buttermilk (½ cup): Brings a subtle tang and keeps the cake tender and moist.

How to Make Buttermilk Blueberry Breakfast Cake Recipe

Step 1: Cream Butter, Lemon Zest, and Sugar

First things first, preheat your oven to 350ºF. Using a stand or hand mixer, cream together the softened butter with the lemon zest and all but one tablespoon of the sugar until the mixture becomes light, fluffy, and aromatic. This step is key to creating that melt-in-your-mouth crumb you're craving.

Step 2: Add Egg and Vanilla

Next, add the egg and vanilla extract to your fluffy butter mixture. Beat just until everything is combined tightly—this gives the batter a cohesive texture without overmixing, which could toughen the cake. Meanwhile, toss the blueberries gently in ¼ cup of the reserved flour; this little trick stops them from sinking to the bottom of the cake.

Step 3: Combine Dry Ingredients and Begin Folding

Now, whisk together the remaining flour, baking powder, and salt in a separate bowl. Add half of this dry mix to the wet batter and stir with a spatula until just combined. Pour in the buttermilk, stirring to create a smooth batter before adding the remaining flour mixture. Stir until all the flour is absorbed and fold in the flour-coated blueberries carefully, ensuring they’re evenly spread without breaking.

Step 4: Prepare Pan and Bake

Grease an 8- or 9-inch square baking pan with butter or non-stick spray, and if you have parchment paper, line your pan to make cake removal easier. Spread the batter evenly into the pan and sprinkle the reserved tablespoon of sugar on top for a sweet, slightly crunchy finish. Bake for 35 to 45 minutes, depending on your pan size, checking for doneness by inserting a toothpick—it should come out clean or with just a few moist crumbs attached.

Step 5: Cool Before Serving

Once baked, let your cake cool in the pan for at least 15 minutes. This resting period helps the cake set properly, making it easier to slice into perfect squares. The warm aroma and gorgeous golden crust will be irresistible.

How to Serve Buttermilk Blueberry Breakfast Cake Recipe

A glass rectangular baking dish filled with a golden-brown baked dessert with a rough, bumpy top layer. The top layer has patches of a slightly darker brown crust mixed with lighter, pale areas, dotted with small, dark purple berries scattered evenly throughout. The top is sprinkled with small white granules, giving a rough texture. The dish rests on a white marbled surface, and the sides of the glass dish show the soft inner dessert beneath the top crust. Photo taken with an iphone --ar 4:5 --v 7

Garnishes

Elevate your cake slices with a dusting of powdered sugar, a dollop of whipped cream, or a drizzle of honey for added sweetness and visual appeal. A few fresh blueberries or a sprig of mint on top add freshness and color, making each serving feel special.

Side Dishes

Pair your Buttermilk Blueberry Breakfast Cake Recipe with a tall glass of cold milk, a cup of hot coffee, or freshly squeezed orange juice to round out your morning meal. For a heartier option, serve alongside scrambled eggs or a light yogurt parfait to add balance.

Creative Ways to Present

For a brunch party, cut the cake into small bite-sized squares and serve on a decorative platter with skewers or toothpicks. You can also build a breakfast cake parfait by layering chunks of the cake with Greek yogurt and fresh berries in a glass—instantly impressive and delicious!

Make Ahead and Storage

Storing Leftovers

Store any leftover breakfast cake in an airtight container at room temperature for up to two days. If your kitchen is warm, placing it in the refrigerator will keep the cake fresh for up to four days while retaining moisture beautifully.

Freezing

This Buttermilk Blueberry Breakfast Cake Recipe freezes wonderfully. Wrap it tightly in plastic wrap and aluminum foil, then freeze for up to three months. When ready to enjoy, thaw overnight in the fridge to maintain its tender crumb and fresh flavor.

Reheating

To warm up, simply place slices on a microwave-safe plate and heat for about 15-20 seconds, or warm in a preheated oven at 300ºF for 8-10 minutes. This brings back the soft texture and fresh-baked feel as if it just came out of the oven.

FAQs

Can I use frozen blueberries instead of fresh?

Yes, frozen blueberries work well in this recipe. Be sure to toss them in the reserved flour while still frozen to prevent them from bleeding too much color into the batter and making it soggy.

What can I substitute for buttermilk?

If you don’t have buttermilk on hand, mix ½ cup of milk with ½ teaspoon of lemon juice or white vinegar. Let it sit for 5-10 minutes to curdle before using it in the recipe for that same tangy tenderness.

Is this cake suitable for a nut allergy?

Absolutely! This Buttermilk Blueberry Breakfast Cake Recipe contains no nuts, making it a safe and delicious treat for those with nut allergies.

Can I make this recipe gluten-free?

You can swap the all-purpose flour for a gluten-free flour blend that measures 1:1, but be sure it contains xanthan gum or another binder to keep the texture similar to the original cake.

How do I know when the cake is done baking?

Insert a toothpick in the center of the cake. If it comes out clean or with just a few moist crumbs attached, the cake is perfectly baked. If the toothpick has wet batter, return the cake to the oven and check every 5 minutes.

Final Thoughts

This Buttermilk Blueberry Breakfast Cake Recipe is a true keeper for anyone who loves bright, fresh flavors combined with hearty comfort food. It’s simple enough to whip up any morning yet feels like something special, perfect for sharing with family or friends. Trust me, once you try this cake, it will become your go-to recipe for making mornings sweeter and more memorable.

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Buttermilk Blueberry Breakfast Cake Recipe

Buttermilk Blueberry Breakfast Cake Recipe

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4 from 4 reviews

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This Buttermilk Blueberry Breakfast Cake is a moist, tender cake bursting with fresh blueberries and bright lemon zest. Perfect for a weekend brunch or a special breakfast treat, it combines the tang of buttermilk with the sweetness of sugar and the fragrance of vanilla and lemon. The cake is easy to prepare, baked in a simple square pan, and offers a delightful balance of flavors with a soft crumb and a slightly crisp, sugared top.

  • Total Time: 50 minutes
  • Yield: 12 servings

Ingredients

Cake Batter

  • ½ cup (8 tablespoons | 4 oz | 113 g) unsalted butter, room temperature
  • Zest from 1 large lemon
  • 1 cup (214 g) sugar (set aside 1 tablespoon for sprinkling)
  • 1 large egg, room temperature
  • 1 teaspoon vanilla extract
  • 2 cups (256 g) all-purpose flour (set aside ¼ cup for tossing blueberries)
  • 2 teaspoons baking powder
  • 1 teaspoon kosher salt (1.25 teaspoons preferred)
  • 2 cups fresh blueberries, picked over
  • ½ cup buttermilk

Instructions

  1. Preheat and Cream the Butter Mixture: Preheat your oven to 350ºF (175ºC). Using a stand mixer or hand-held mixer, cream together the room-temperature butter, lemon zest, and 1 cup minus 1 tablespoon of sugar until the mixture is light and fluffy, about 3-5 minutes. This step incorporates air resulting in a tender cake.
  2. Add Egg and Vanilla: Beat in the egg and vanilla extract until fully combined. While mixing, toss the fresh blueberries with the reserved ¼ cup of flour to prevent them from sinking in the batter. Whisk together the remaining flour, baking powder, and salt in a separate bowl.
  3. Combine Dry and Wet Ingredients: Add half of the flour mixture to the creamed butter mixture and gently stir with a spatula just until incorporated. Pour in all the buttermilk and stir to combine. Add the remaining flour mixture and stir until the flour is absorbed and the batter is smooth, being careful not to overmix.
  4. Fold in Blueberries: Gently fold the floured blueberries into the batter, leaving any excess flour behind to maintain the right texture.
  5. Prepare Baking Pan: Grease an 8- or 9-inch square baking pan with butter or non-stick cooking spray. If you have parchment paper, line the pan on top of the butter to ensure easy removal and prevent sticking.
  6. Fill and Sprinkle: Spread the batter evenly into the prepared pan. Sprinkle the remaining tablespoon of sugar over the top of the batter to create a slight crunchy crust when baked.
  7. Bake the Cake: Bake in the preheated oven for 35 to 45 minutes. A 9-inch pan will bake closer to 35 minutes, while an 8-inch pan typically takes 40 to 45 minutes. Check doneness by inserting a toothpick into the center; it should come out clean or with just a few moist crumbs. If not done, continue baking, checking every few minutes, up to 50 minutes if necessary.
  8. Cool and Serve: Allow the cake to cool in the pan for at least 15 minutes before slicing and serving. This helps the cake set and makes it easier to cut.

Notes

  • Room temperature ingredients ensure better mixing and a lighter texture.
  • Tossing blueberries in flour helps keep them evenly distributed and prevents sinking to the bottom.
  • If you don't have buttermilk, you can make a substitute by adding 1 tablespoon of lemon juice or white vinegar to ½ cup milk. Let it sit for 5 minutes before using.
  • Using an 8-inch pan gives thicker cake slices; a 9-inch pan produces a thinner cake with shorter baking time.
  • Check the cake early to prevent overbaking but be patient if baking time approaches 50 minutes, especially with smaller pans.
  • Author: Chef
  • Prep Time: 10 minutes
  • Cook Time: 40 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American

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