Blueberry Upside Down Cake

Effortless Blueberry Upside Down Cake: Your New Favorite Easy Dessert

Discover the ultimate in ease and indulgence with this incredible blueberry upside down cake. Crafted simply with a convenient cake mix, vibrant blueberries, rich brown sugar, and creamy butter, this dessert redefines effortless baking. The magic truly happens with its caramelized berry topping, which not only adds a burst of intense flavor but also infuses the tender cake base with an unparalleled moisture that will have everyone asking for a second slice.

Easy Blueberry Upside Down Cake cut into squares on a wooden board, showcasing the beautiful caramelized blueberry topping

Why This Easy Blueberry Upside Down Cake Recipe is a Must-Try


While the world of upside-down cakes often features tropical delights like pineapple or stone fruits like peach, this vibrant blueberry variation truly stands out. The reason is simple yet profound: blueberries. Their smaller size and delicate nature allow them to caramelize beautifully with brown sugar and butter, creating pockets of juicy, sweet-tart goodness that permeate every bite of the cake. This results in a sticky, luscious topping that offers a subtle sweetness and plump texture, perfectly complementing the super soft and tender cake base.

This recipe isn’t just delicious; it’s incredibly reliable. Unlike some other upside-down cakes that can be a challenge to invert cleanly, this blueberry version consistently releases from the pan with remarkable ease. Whether it’s due to the berries’ size or their natural juiciness, this characteristic makes it a dream for both novice and experienced bakers. It’s a tried and true favorite, perfected over years, ensuring a show-stopping dessert for parties, potlucks, or simply a sweet treat for your family year-round.

A delectable slice of Easy Blueberry Upside Down Cake on a plate, garnished with a dollop of whipped cream

Key Ingredients for Your Blueberry Upside Down Cake


Gathering your ingredients for this delightful cake is incredibly straightforward. The secret to its simplicity lies in using a prepared cake mix, alongside a few pantry staples that transform into a rich, caramelized berry topping. You’ll find all the precise measurements, detailed ingredients, and step-by-step instructions in the printable recipe card located towards the end of this comprehensive guide.

All ingredients laid out for making the Easy Blueberry Upside Down Cake: cake mix, blueberries, brown sugar, and butter

Ingredient Spotlight & Smart Substitutions


Understanding your ingredients is key to baking success, even with an easy recipe like this one. Here’s a closer look at what you’ll need and how you can make adjustments:

  • CAKE MIX: The Foundation of Simplicity
    The beauty of this recipe truly shines through its use of a standard cake mix. This significantly cuts down on prep time without compromising on flavor or texture. While vanilla is a classic choice, don’t hesitate to experiment! You can confidently use a yellow, white, French vanilla, or even a lemon cake mix to add a bright, zesty twist that pairs wonderfully with blueberries. Remember to prepare the cake mix exactly according to the package instructions, which typically requires additional ingredients like eggs, oil, and water or milk. Ensure you have these on hand as well.
  • BLUEBERRIES: Fresh or Frozen, Both Work Wonders!
    Whether you’re baking in peak berry season or craving blueberries in the off-season, this recipe accommodates both fresh and frozen blueberries beautifully.
    • Fresh Blueberries: Opt for plump, firm berries. Give them a quick rinse and pat dry before using. Their natural sweetness and slight tartness will burst through the caramelized topping.
    • Frozen Blueberries: A fantastic year-round option! There’s no need to thaw frozen blueberries before adding them to the pan. Using them frozen helps them maintain their shape and prevents the cake batter from becoming too watery. Simply sprinkle them directly over the brown sugar mixture.
  • BUTTER & BROWN SUGAR: The Caramelized Dream Team
    These two ingredients are responsible for creating the irresistible, sticky-sweet caramelized topping that makes this cake so special.
    • Butter: Use unsalted butter for better control over the overall sweetness. Melting it directly in the baking dish ensures an even coating for the sugar and berries, creating a rich, flavorful base for the caramel.
    • Brown Sugar: Packed brown sugar, whether light or dark, is crucial here. The molasses content in brown sugar gives it a deep, rich flavor and a sticky texture that caramelizes perfectly when baked. It also adds moisture, contributing to the overall tender crumb of the cake.

How to Make This Irresistible Blueberry Upside Down Cake


Creating this stunning blueberry upside down cake is a surprisingly simple process. The key is to prepare the caramelized blueberry layer first, right in your baking dish, before gently adding the cake batter on top. The oven then works its magic, transforming it into a beautiful, moist dessert. These step-by-step photos and detailed instructions are here to help you visualize each stage of the recipe. For a convenient printable version, complete with all measurements and instructions, you can Jump to Recipe at the bottom of this post.

  1. Preheat your oven to 350°F (175°C). For easy cleanup and to catch any potential drips, place a 13×9 baking dish onto a large cookie sheet. This little trick helps keep your oven clean!
  2. Prepare the batter for your chosen cake mix according to the instructions provided on the box. Ensure it’s thoroughly mixed until smooth, then set it aside. This prepares your cake base while you create the luscious topping.
    Mixing cake mix and additional ingredients with a hand mixer until smooth and well combined
  3. Cut the butter into small pieces and distribute them evenly across the bottom of your 13×9 baking dish. Place the baking dish (on the cookie sheet) into your preheated oven for 3-4 minutes, or just until the butter is completely melted. Remove the dish from the oven and carefully proceed to the next step.
    Pats of butter placed evenly on the bottom of a 13x9 baking dish before melting
    Melted butter coating the bottom of a baking dish, ready for the next step of the blueberry upside down cake
  4. Evenly sprinkle the packed brown sugar over the melted butter. Use a fork to gently distribute the sugar, ensuring a consistent layer across the entire bottom of the dish. Next, pour your fresh or frozen blueberries directly on top of the brown sugar, spreading them into an even, single layer. This creates the beautiful caramelized fruit topping that will be on display when the cake is inverted.
    Sprinkling brown sugar over melted butter in a baking dish, preparing the base for the blueberry topping
    A smooth, even layer of brown sugar and melted butter at the bottom of a baking dish
    Blueberries scattered in an even layer over the brown sugar and butter mixture in the baking dish
  5. Carefully pour the prepared cake batter over the blueberry layer. Gently spread the batter to the edges of the dish, ensuring the blueberries are fully covered without disturbing the layer underneath too much. This creates a smooth, even surface for your cake.
    Spreading cake batter gently over the blueberry and brown sugar mixture in the baking dish for an even layer
    Blueberry upside down cake batter evenly spread in a baking dish, ready for baking
  6. Bake in the preheated 350°F (175°C) oven for 45 to 50 minutes. The cake is done when a toothpick inserted into the center comes out clean. Once baked, remove the cake from the oven and let it cool in the pan for exactly 10 minutes. This cooling period is crucial, as it allows the caramelized topping to set slightly, making the inversion process much easier. After 10 minutes, carefully turn the cake out onto a large flat plate or cutting board. Enjoy the beautiful reveal of your perfectly caramelized blueberry topping!
    A freshly baked blueberry upside down cake, golden brown and bubbling, just out of the oven
    The inverted blueberry upside down cake, showcasing the glistening caramelized berry topping, on a serving board

Frequently Asked Questions & Expert Tips for Perfection


Even for an “easy” recipe, a few common questions and expert insights can elevate your baking experience and ensure fantastic results every time. Here’s what you need to know:

How do you store this blueberry upside down cake?

Once the cake has fully cooled to room temperature, store it in an airtight container. It will remain fresh and delicious at room temperature for up to 2 days, or in the refrigerator for up to 5 days. It’s crucial not to cover the cake while it’s still warm, as this can cause condensation, making the cake sweat and become soggy. Patience in cooling ensures a perfect texture!

Can you freeze blueberry upside down cake?

Absolutely! This cake freezes beautifully. Once baked and completely cooled, you can freeze it for up to 2 months. To prevent freezer burn and maintain freshness, wrap the cake tightly first in plastic wrap, ensuring no air gaps, and then follow with a layer of heavy-duty aluminum foil. When ready to enjoy, thaw overnight in the refrigerator or at room temperature.

Can I make this cake ahead of time for an event?

Yes, this is an excellent make-ahead dessert! You can prepare, bake, and store the cake at room temperature (covered once cooled) a full day in advance of serving. For added convenience, especially when entertaining, I often cut the cake into individual slices after it cools and then place them into an airtight container or a cake carrier. This makes serving a breeze!

What kind of baking dish is best for an upside down cake?

A 13×9 inch glass or ceramic baking dish works perfectly for this recipe. Glass dishes allow you to see the beautiful caramelization, while ceramic distributes heat evenly. Ensure your dish is clean and lightly greased before adding butter, even though the butter will melt. This provides an extra layer of non-stick security.

How do I ensure a perfect flip?

The 10-minute cooling period is your best friend here! Don’t rush it. This time allows the caramelized topping to firm up just enough so it won’t stick to the pan or tear when inverted. After 10 minutes, place your serving platter or cutting board upside down on top of the baking dish. Wearing oven mitts, firmly grasp both the dish and the platter, then quickly and confidently flip them over together. Give a gentle shake, and the cake should release cleanly.

Can I use other berries or fruits?

While this recipe focuses on blueberries for their unique flavor and easy release, you can certainly experiment with other fruits. Raspberries or blackberries could work well, though they might release more liquid. Just ensure they are spread in an even layer. For a traditional twist, follow our recipes for pineapple or peach upside down cakes, which are specifically formulated for those fruits.

A delicious slice of Easy Blueberry Upside Down Cake on a plate with a bite removed, showing the soft cake and berry topping

Delightful Serving Suggestions for Your Blueberry Upside Down Cake


This blueberry upside down cake is undeniably delicious on its own, but a few simple additions can transform it into an even more spectacular dessert. For a classic touch, garnish each warm or cooled slice with a generous dollop of freshly whipped cream. The light, airy cream perfectly balances the rich, sweet caramel and tart blueberries. Alternatively, for a truly decadent experience, gently warm a slice and serve it alongside a scoop of premium vanilla bean ice cream. The warm cake and melting ice cream create an exquisite contrast in temperatures and textures.

Because this cake can be made with both fresh or frozen berries, it’s a wonderfully versatile dessert to enjoy throughout the year. Serve it as a festive treat during holiday gatherings, as a special dessert for birthdays and anniversaries, or simply as a comforting indulgence on a quiet evening. When presenting your cake, you can turn it out onto a rustic wood cutting board for a charming, homely appeal, or use a sophisticated large platter when entertaining guests and presentation is key. Whichever way you choose to serve it, this blueberry upside down cake is sure to be a crowd-pleaser!

More Irresistible Blueberry Recipes You’ll Love


If you’re a fan of the humble, yet mighty, blueberry, then you’re in for a treat! We have a collection of other fantastic blueberry recipes that highlight this versatile fruit in various delightful forms. Expand your blueberry repertoire with these tried-and-true favorites:

  • Classic Blueberry Pie: A timeless dessert bursting with juicy blueberries in a flaky crust.
  • Decadent Blueberry Delight: A layered dessert featuring creamy goodness and sweet blueberries.
  • Warm Blueberry Cobbler: A comforting, fruity dessert with a tender biscuit topping.
  • Elegant Blueberry Bundt Cake: A beautiful and moist cake, perfect for any occasion.
  • Easy Blueberry Breakfast Cake: A delightful way to start your day with the goodness of blueberries.

I love to bake and cook and share my kitchen experience with all of you! Remembering to come back each day can be tough, that’s why I offer a convenient newsletter every time a new recipe posts. Simply subscribe and start receiving your free daily recipes!

Square of Easy Blueberry Upside Down Cake on a plate topped with whipped cream, showing the beautiful berry topping.

Easy Blueberry Upside Down Cake

A truly effortless and wonderfully moist cake with a glistening caramelized blueberry topping. Perfect for any occasion and incredibly simple to make using a cake mix!

4.88 from 24 votes

IMPORTANT – There are often Frequently Asked Questions within the blog post that you may find helpful. Simply scroll back up to read them!

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Course: Dessert
Cuisine: American
Servings: 12 servings
1 hour
Calories: 357
Author: Amanda Davis

Ingredients

  • 15.25 ounce box vanilla cake mix prepared according to package directions
  • ½ cup melted butter
  • 1 ¾ cups packed brown sugar
  • 1 ½ pints blueberries (about 3 cups, fresh or frozen)

Things You’ll Need

  • 13×9 baking dish
  • Baking sheet

Before You Begin

  • You can use yellow, white, French vanilla, or even lemon cake mix. Prepare it according to package instructions.
  • Fresh or frozen blueberries work equally well; no need to thaw frozen berries.

Instructions

  • Preheat oven to 350°F (175°C). Place a 13×9 baking dish onto a cookie sheet.
  • Prepare the batter for the cake mix according to the box directions. Set aside.
  • Cut up butter and place it in the baking dish. Place baking dish in preheated oven for 3-4 minutes, or until butter has melted. Remove from oven.
  • Sprinkle melted butter with brown sugar and use a fork to evenly distribute. Pour blueberries on top of brown sugar and spread around in an even layer.
  • Pour prepared cake batter over the blueberries.
  • Bake in 350°F (175°C) oven for 45 to 50 minutes or until a toothpick inserted in the center comes out clean. Let cool for 10 minutes in the pan, then turn out on to large flat plate or cutting board.

Expert Tips & FAQs

  • Store cooled cake in an airtight container at room temperature for up to 2 days, or in the refrigerator for up to 5 days. Ensure it’s fully cooled before covering to prevent sogginess.
  • Freeze the baked, fully cooled cake for up to 2 months by wrapping well in plastic wrap and then aluminum foil.
  • This cake can be made and stored a day in advance. For convenience, slice and store in an airtight container or cake carrier.
  • For more detailed tips on storage, freezing, making ahead, and ensuring a perfect flip, see the comprehensive FAQ section above in the blog post!

Nutrition

Serving: 1slice | Calories: 357cal | Carbohydrates: 69g | Protein: 2g | Fat: 9g | Saturated Fat: 6g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 2g | Trans Fat: 0.5g | Cholesterol: 20mg | Sodium: 320mg | Potassium: 113mg | Fiber: 2g | Sugar: 52g | Vitamin A: 268IU | Vitamin C: 6mg | Calcium: 111mg | Iron: 1mg
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The recipes on this blog are tested with a conventional gas oven and gas stovetop. It’s important to note that some ovens, especially as they age, can cook and bake inconsistently. Using an inexpensive oven thermometer can assure you that your oven is truly heating to the proper temperature. If you use a toaster oven or countertop oven, please keep in mind that they may not distribute heat the same as a conventional full sized oven and you may need to adjust your cooking/baking times. In the case of recipes made with a pressure cooker, air fryer, slow cooker, or other appliance, a link to the appliances we use is listed within each respective recipe. For baking recipes where measurements are given by weight, please note that results may not be the same if cups are used instead, and we can’t guarantee success with that method.

This post originally appeared here on November 4, 2014 and has since been updated with new photos and expert tips, and expanded content to bring you the best possible recipe experience.