Delicious! Made it for brunch and used two loaf pans since I don’t have a Bundt pan. It was perfectly moist and sweet, without the glaze.
⭐️⭐️⭐️⭐️⭐️ – our reader, Steven

Why You’ll Adore This Blueberry Sour Cream Coffee Cake

This isn’t just another coffee cake; it’s a culinary masterpiece that will win your heart with its incredible flavor and ease of preparation. Here’s why you’ll absolutely love baking and indulging in this blueberry sour cream sensation:

• Luxurious Texture: It’s like a rich and fluffy blueberry sour cream pound cake, but baked in an elegant bundt pan, giving it a denser, more satisfying crumb that melts in your mouth. The sour cream ensures unparalleled moisture and tenderness.
• Elevated Flavor Profile: The classic combination of sweet, tart blueberries and creamy richness is taken to an entirely new level with generous swirls of warm, aromatic cinnamon sugar. This adds an incredible depth of flavor and a subtle spicy kick that perfectly complements the fruit.
• Stunning Presentation: The intricate design of the bundt pan transforms this simple blueberry coffee cake with sour cream into an absolute showstopper. It’s effortlessly beautiful, making it perfect for entertaining or as a centerpiece on your brunch table.
• Effortlessly Homemade: You’ll be amazed at how super easy it is to make this impressive cake entirely from scratch. With only 10 essential ingredients and straightforward steps, you don’t need to be an expert baker to achieve professional-level results.
• A Grown-Up Treat: If you’re a fan of my glazed blueberry cake donuts, imagine that delightful flavor in a larger, more sophisticated cake format. It offers that same comforting, fruity goodness but in a grander, more shareable size.
• Versatile Delight: Whether you serve it warm with a scoop of vanilla ice cream, as a sweet start to your day, or as an elegant dessert, this cake adapts beautifully to any dining occasion.

Essential Ingredients for Your Perfect Coffee Cake

Crafting this incredible Blueberry Sour Cream Coffee Cake requires a few simple, high-quality ingredients that work together to create its signature moistness and delightful flavor. Here’s a closer look at what you’ll need and why each component is crucial:

• Blueberries: These little jewels are undoubtedly the star of this sour cream bundt cake, infusing every bite with their sweet and tangy goodness. For the best flavor, use fresh blueberries when they are in season, enjoying their vibrant burst. If fresh aren’t available, frozen blueberries work beautifully; just remember to use them straight from the freezer without thawing to prevent them from bleeding into the batter.
• Sour Cream: The secret weapon for an incredibly moist and tender crumb! Sour cream adds a delightful richness and a subtle tang that balances the sweetness of the cake. Its high fat content contributes to the cake’s luxurious texture, keeping it moist for days.
• Baking Soda: This leavening agent plays a vital role in giving the cake its beautiful rise and airy texture. It reacts with the acidity of the sour cream, creating carbon dioxide bubbles that expand in the oven, ensuring a light and fluffy result.
• Large Eggs: We use three large eggs to provide structure and binding to the cake batter. Eggs contribute to the cake’s stability, help create its fluffy texture, and add to its overall richness and flavor. Ensure they are at room temperature for optimal mixing.
• Ground Cinnamon & Granulated Sugar: This classic duo creates the magical cinnamon swirl and crunchy topping that defines a great coffee cake. The warm, earthy notes of cinnamon perfectly complement the sweet sugar, adding layers of flavor and a delightful textural contrast that makes each slice special. This mixture also forms the delicious crispy coating on the bundt pan, ensuring a beautiful exterior.
• All-Purpose Flour & Salt: The foundation of our cake. All-purpose flour provides the necessary structure, while a touch of salt enhances all the other flavors, preventing the cake from tasting bland.
• Unsalted Butter & Vanilla Extract: Butter contributes a rich, creamy flavor and helps create that light, fluffy texture when creamed with sugar. Vanilla extract boosts the overall sweetness and adds a comforting, aromatic warmth to the cake.

For a comprehensive list of precise ingredients and measurements, please refer to the detailed recipe card conveniently located below.

Exciting Substitutions & Creative Variations

While this Blueberry Sour Cream Coffee Cake is perfect as is, it also offers wonderful flexibility for personalization. Feel free to get creative with these delicious substitutions and variations to tailor the cake to your taste:

• Enhanced Sweetness with Icing: For those who love an extra touch of sweetness, consider drizzling a simple vanilla glaze, a tangy blueberry icing, or a rich cream cheese frosting over the cooled blueberry bundt coffee cake. This adds another layer of flavor and moisture. A simple glaze can be made with powdered sugar and a splash of milk or lemon juice.
• Nutty Crunch Addition: Incorporate some delightful texture by mixing in about half a cup of chopped, toasted pecans or walnuts to the cake batter. The nuts add a wonderful crunch and a nutty depth of flavor that pairs beautifully with the blueberries and cinnamon.
• Classic Blueberry Lemon Twist: For a bright and zesty flavor, add approximately 1 teaspoon of fresh lemon zest to the cake batter. The lemon’s citrusy notes create a truly classic and refreshing blueberry lemon flavor combination that brightens the entire cake.
• Mixed Berry Delight: Don’t limit yourself to just blueberries! Feel free to substitute half or all of the blueberries with other fresh or frozen berries like raspberries, blackberries, or a mixed berry blend for a different fruity experience.
• Streusel Topping Alternative: If you prefer a more traditional coffee cake streusel, you can replace the cinnamon sugar pan coating and layered topping with a classic streusel made from flour, sugar, cold butter, and cinnamon.

Please note that this recipe has been meticulously tested and perfected with the original ingredients. While we encourage creativity, we haven’t extensively tested other major substitutions or variations. If you decide to replace or add any ingredients beyond these suggestions, we’d love to hear how it turned out! Please share your experience and results in the comments section below to help other bakers!

Crafting Your Delicious Blueberry Sour Cream Coffee Cake: A Step-by-Step Guide

Making this beautiful and delicious coffee cake is a straightforward process. Follow these detailed instructions to ensure a perfectly baked, moist, and flavorful treat every time.

Quick Recipe Video

For a visual guide to each step, watch our helpful recipe video below. It’s perfect for seeing the techniques in action and ensuring you follow along with confidence!

Detailed Step-by-Step Baking Instructions

Each step is clearly outlined to guide you through the process, from preparing your bundt pan to achieving that perfect golden-brown finish.

Step 1: Prepare the Bundt Pan. Begin by thoroughly coating the entire interior of your bundt pan with a generous layer of butter or shortening, ensuring you reach every intricate groove and crevice. This is crucial for easy release. In a small, separate bowl, combine the granulated sugar and ground cinnamon for the topping. Take about ¼ of this cinnamon sugar mixture and sprinkle it evenly inside the greased bundt pan, coating the butter. Reserve the remaining cinnamon sugar mixture for layering within the cake batter.

Step 2: Prepare Dry Ingredients and Blueberries. In a medium-sized mixing bowl, whisk together the all-purpose flour, baking soda, and salt until well combined. This ensures even distribution of leavening. Add the fresh or frozen blueberries to this dry mixture and gently toss them to coat. This light dusting of flour helps prevent the berries from sinking to the bottom of the cake during baking, ensuring they are evenly dispersed throughout.

Step 3: Cream Wet Ingredients. In the bowl of a stand mixer fitted with the paddle attachment, or using a large bowl with a hand mixer, cream together the softened butter and granulated sugar until the mixture is light, fluffy, and pale in color. This step incorporates air, contributing to the cake’s tender texture. Beat in the eggs one at a time, ensuring each is fully incorporated before adding the next. Finally, mix in the sour cream and vanilla extract until just combined. Scrape down the sides of the bowl as needed to ensure all ingredients are well blended.

Step 4: Combine Wet and Dry Ingredients. With the wet ingredients prepared, it’s time to bring everything together. Gently fold the dry ingredients (flour mixture with blueberries) into the wet ingredients. Mix until they are just combined, and no streaks of dry flour remain. Be exceptionally careful not to overmix, as this can lead to a tough cake, and avoid bursting the delicate blueberries, which can tint the batter blue.

Step 5: Layer the Batter and Cinnamon Sugar. Now for the beautiful swirls! Carefully alternate layering the cake batter and the remaining cinnamon sugar mixture into the prepared bundt pan. You’ll want to do this in three distinct layers, starting with a portion of the cake batter, then sprinkling a third of the reserved cinnamon sugar, followed by another layer of batter, then cinnamon sugar, and finally ending with the last of the cake batter, topped with the final sprinkle of cinnamon sugar. This layering ensures a delightful cinnamon ribbon throughout the cake.

Step 6: Bake and Cool. Bake the cake in your preheated oven at 350°F (175°C) until a wooden toothpick or cake tester inserted into the center of the cake comes out completely clean. This usually takes about 50-60 minutes, but oven temperatures can vary, so start checking around the 45-minute mark. Once baked, allow the cake to cool in the bundt pan on a wire rack until it’s just warm to the touch. This crucial cooling period helps the cake set and prevents it from breaking. Then, carefully invert the cake out of the pan onto the wire rack to cool completely before slicing and serving. Enjoy your homemade masterpiece!

Expert Baking Tips for a Flawless Coffee Cake

Achieving the perfect Blueberry Sour Cream Coffee Cake is easy with these insider tips. Whether it’s your first time or you’re a seasoned baker, these pointers will help you get a beautifully moist and delicious result every time.

1. Proper Bundt Pan Preparation is Key: When coating your bundt pan, I highly recommend using vegetable shortening as it provides a superior non-stick barrier. If shortening isn’t available, softened unsalted butter will work wonderfully. To avoid a mess when sprinkling the cinnamon sugar inside, I find it easiest to do this over the kitchen sink. Make sure every nook and cranny of the pan is coated, then gently tap out any excess cinnamon sugar. This ensures a beautiful, crisp outer crust and prevents sticking.
2. Avoid Overmixing the Batter: This is a golden rule in baking! Once you combine the wet and dry ingredients, mix them only until they are just incorporated. Overmixing develops the gluten in the flour, leading to a dense, tough cake. A light hand will result in a tender, fluffy crumb that’s the hallmark of a great coffee cake. Also, be gentle to avoid bursting the blueberries.
3. Blueberry Temperature Matters: If you’re using fresh blueberries, ensure they are firm and not mushy. Mushy berries can easily burst during mixing, leading to a blue-tinged batter. If opting for frozen blueberries, use them straight from the freezer without thawing. Thawing them first can release too much moisture into the batter, affecting the cake’s consistency.
4. Effortless Batter Layering: To easily and neatly add the batter to the bundt pan, I suggest using a 3-4 tablespoon capacity cookie or ice cream scoop. This allows for even distribution. Aim for about 5 large scoops per layer. After placing each batter layer, gently smooth it out with a spatula before sprinkling the cinnamon sugar. This creates defined layers and beautiful swirls in the baked cake.
5. Check for Doneness Accurately: Bake the cake until it’s nicely browned on top and a toothpick inserted into the thickest part of the cake (usually the center) comes out completely clean, with no wet batter clinging to it. An underbaked cake will often sink in the middle, while an overbaked one will turn out dry and crumbly. Trust the toothpick test for perfect results.
6. Room Temperature Ingredients for Best Results: Ensure your butter, eggs, and sour cream are at room temperature. This allows them to emulsify properly, creating a smooth, uniform batter that traps air more effectively, resulting in a lighter and more tender cake.
7. Cooling Patience: Resist the urge to remove the cake from the bundt pan too soon. Letting it cool in the pan until it’s just warm helps it set fully, making it much easier to invert without breaking. Flipping it out too early can cause it to collapse or stick.

Frequently Asked Questions About Blueberry Sour Cream Coffee Cake

Here are some common questions about making and enjoying this delicious blueberry sour cream coffee cake:

Proper Storage for Lasting Freshness

To ensure your delicious Blueberry Sour Cream Coffee Cake stays as fresh and moist as the day it was baked, proper storage is essential. Follow these guidelines to enjoy every last slice:

Room Temperature Storage

For best results and to maintain its delightful texture, store any leftover blueberry sour cream coffee cake in an airtight container. Keep it on your kitchen counter at room temperature, where it will remain wonderfully fresh and moist for up to 4 days. If you’ve added a cream cheese icing, refrigeration is recommended (see FAQs for more details).

Freezing Instructions for Extended Enjoyment

If you wish to extend the life of your coffee cake or prepare it in advance, freezing is an excellent option. Once the cake has completely cooled, slice it into individual portions or wrap the whole cake tightly in plastic wrap, then aluminum foil. Place the wrapped cake or slices in a freezer-safe container or heavy-duty freezer bag. It can be stored in the freezer for up to 2 months without losing its quality. When you’re ready to enjoy, simply thaw the cake at room temperature for a few hours. You can even warm individual slices slightly in the microwave for a fresh-baked taste experience.

Discover More Delicious Recipes You’ll Adore!

If you loved this Blueberry Sour Cream Coffee Cake, you’re in for a treat! Explore more delightful recipes from our collection that feature fruity flavors, moist cakes, and perfect brunch ideas. We’ve curated some of our favorites that share the same comforting and irresistible qualities:

Did you try this recipe? Leave a ⭐️⭐️⭐️⭐️⭐️ rating + review below and tag @brokenovenbaking on Instagram & Facebook!

Best Blueberry Sour Cream Coffee Cake

Kayla Burton