The Ultimate Blueberry Crumble Recipe: Your Go-To Dessert for Any Season
Indulge in the irresistible charm of the Best Blueberry Crumble, a supremely easy-to-make fruit dessert perfect for any time of the year! Crafted with plump, juicy blueberries – whether fresh or frozen – and featuring a delightfully crunchy, oat-free topping, this crumble is truly my quick-fix solution for satisfying any sweet craving. Forget complicated desserts; this recipe promises pure, unadulterated bliss in every bite.

Why This Blueberry Crumble Will Become Your New Favorite!
This blueberry crumble isn’t just a dessert; it’s an experience. It has quickly risen to the top of my list for quick, satisfying fruit-based treats, and for good reason! What’s not to adore about a perfectly balanced dessert featuring a luscious, sweet berry filling crowned with a rich, buttery, and incredibly crunchy topping? Its simplicity and speed make it an absolute winner in any kitchen, whether you’re a seasoned baker or just starting out.
My particular fondness for this recipe stems from its distinctive topping. I purposefully designed this crumble without oats, opting instead for a classic brown sugar and flour blend that delivers a superior crunch and a more refined texture. This unique approach ensures that every spoonful offers that delightful textural contrast we all crave in a crumble.
One of the most remarkable aspects of this recipe is its versatility with blueberries. You can use either fresh or frozen blueberries, making it a viable option year-round. I personally lean towards using frozen berries (or freezing fresh ones overnight) because they consistently yield a vibrant, beautiful purple-blue filling that truly pops against the golden topping. Fresh berries sometimes have a tendency to turn the topping a less appealing grayish-green during baking, a phenomenon completely avoided with frozen fruit. This little trick ensures your crumble always looks as good as it tastes!
The Magic of Blueberries: More Than Just a Flavorful Fruit
Blueberries are not only delicious but also incredibly nutritious, making them a fantastic choice for a wholesome dessert. These small, round powerhouses are packed with antioxidants, fiber, and vitamins C and K, offering a host of health benefits. Their natural sweetness and subtle tartness create a wonderful flavor profile that shines in baked goods. When baked, blueberries burst, releasing their sweet juices which, when combined with a thickener, create that irresistible, saucy filling we adore in crumbles.
Choosing between fresh and frozen blueberries often comes down to convenience and personal preference. Fresh blueberries, especially when in season, offer a slightly firmer texture and a burst of bright flavor. However, frozen blueberries are equally fantastic for baking. They hold their shape well and, as mentioned, prevent any unwanted discoloration of the topping. Plus, they are readily available and often more economical, making this crumble a delicious possibility no matter the season or your grocery store finds.
Crafting the Perfect Oat-Free Crumble Topping
The crumble topping is undeniably the star of this dessert, providing that delightful contrast to the soft, warm fruit filling. Unlike many crumble recipes that feature oats, this version celebrates a classic, simple flour-based topping. This choice results in a topping that’s intensely buttery, wonderfully crunchy, and forms satisfyingly large, irregular chunks – far from a sandy texture. The secret lies in the ratio of ingredients and the way they are combined.
Using granulated sugar instead of brown sugar in the topping contributes to its exceptional crispness. The sugar caramelizes beautifully, creating a golden, crunchy crust that encapsulates the tender blueberries beneath. The melted butter binds the dry ingredients together, forming those desirable coarse crumbs that are easy to sprinkle and bake into a golden perfection. This “no-oat” philosophy isn’t just a preference; it’s a deliberate choice for a truly distinct and superior crumble texture.
Essential Ingredients for Your Blueberry Crumble:
Creating this delightful blueberry crumble requires a few simple, everyday ingredients. Each component plays a crucial role in achieving the perfect balance of flavor and texture:

- Blueberries: The star of the show! As discussed, both frozen or fresh berries work wonderfully. Using frozen often leads to a more vibrant filling color.
- Dry Ingredients for Topping: A harmonious blend of all-purpose flour, granulated sugar, baking powder, and a pinch of salt forms the foundation of our exceptionally crunchy crumble. The baking powder adds a slight lift, preventing the topping from being too dense.
- Butter: Melted and cooled unsalted butter is key for a rich, cohesive, yet crumbly topping. Unsalted butter allows you to control the overall saltiness of the dessert. Ensure it’s cooled to avoid “cooking” the flour prematurely.
- Lemon Juice: While optional, a touch of lemon juice brightens the flavor of the blueberries, adding a lovely tart counterpoint to the sweetness. It can be substituted with water or a splash of orange juice if preferred. Lemon zest is also a fantastic addition for an extra citrusy pop.
- Cornstarch: This acts as a thickening agent, coating the berries and ensuring the filling becomes beautifully saucy and jam-like, rather than watery.
- Vanilla Extract: A splash of vanilla extract infuses both the filling and subtly the topping with a warm, sweet aroma that elevates the entire dessert.
How to Create the Perfect Blueberry Crumble: A Step-by-Step Guide
Making this blueberry crumble is remarkably straightforward, requiring minimal fuss for maximum flavor. Here’s an easy-to-follow overview of the process. For precise measurements and detailed instructions, please refer to the recipe card below.
1. Prepare the Irresistible Crumble Topping
Begin by combining all your dry topping ingredients – flour, sugar, baking powder, and salt – in a medium-sized mixing bowl. Give them a good whisk to ensure everything is evenly distributed. Then, gradually pour in the melted and cooled butter. Using a fork, gently mix the butter into the dry ingredients. Continue to stir until the mixture takes on the appearance of coarse crumbs. You want distinct clumps, not a fine, sandy texture. Set this aside as you prepare the fruit.

2. Assemble the Juicy Blueberry Filling
In a separate bowl, toss your blueberries (fresh or frozen) with cornstarch until they are lightly coated. This initial step helps prevent a watery filling. Next, add the granulated sugar, lemon juice, and vanilla extract. Gently stir to combine, ensuring all the berries are evenly coated with the sweet and tangy mixture. The lemon juice and vanilla enhance the natural sweetness of the blueberries, creating a complex and delightful flavor profile.

3. Combine and Bake to Golden Perfection
Pour the prepared blueberry filling into a buttered baking dish, spreading it evenly. Then, generously sprinkle the coarse crumble topping over the entire surface of the blueberries, ensuring a good, thick layer. This topping will crisp up beautifully in the oven. Bake until the edges are bubbling with juicy berry goodness and the crumble topping achieves a magnificent golden-brown hue. The aroma filling your kitchen will be absolutely divine!

Pro Tips for Your Best Blueberry Crumble!
- Embrace Frozen Berries for Vibrant Color: This is a game-changer! Fresh blueberries can sometimes react with the topping during baking, leading to an unappealing greenish-gray discoloration. Using frozen berries completely circumvents this issue, ensuring your fruit filling remains a stunning purple-blue. If you only have fresh blueberries, simply pop them into the freezer overnight before you plan to bake. This small step makes a huge difference visually.
- Experiment with Berry Blends: While blueberries are fantastic on their own, don’t hesitate to get creative! You can mix in other complementary berries like raspberries, strawberries, or blackberries for a more complex flavor profile. Soft fruits such as peaches or plums also work exceptionally well, adding their unique sweetness and texture. Just ensure any added fruits are cut into appropriate sizes.
- Go Mini for Individual Portions: For a charming presentation perfect for brunch, parties, or controlled portions, use individual baking ramekins or smaller baking dishes. Adjust baking time accordingly, as smaller portions will cook faster. This creates a delightful personal dessert that guests will adore.
- Don’t Overmix the Topping: When combining the butter with the dry ingredients for the crumble, be gentle. Overmixing can lead to a dense, cookie-like topping instead of the desired coarse, crumbly texture. Use a fork or your fingertips and stop once coarse crumbs form.
- Allow for Cooling Time: While it’s tempting to dive in immediately, allowing the crumble to cool slightly (at least 15-20 minutes) helps the fruit filling set. This makes for cleaner servings and a more cohesive dessert experience.

What Elevates This Blueberry Crumble to “The Best”?
Of course, as the creator of this recipe, I might be a little biased! However, if your ideal crumble features a truly crunchy topping with generous, satisfying chunks—not a fine, sandy dust—and a fruit filling that maintains its delightful berry texture rather than dissolving into an overly soupy or saucy layer, then this recipe is unequivocally for you. It strikes that perfect balance where the fruit remains distinct and flavorful, cradled by a golden, buttery crust that provides an irresistible chew. This isn’t just another crumble; it’s a testament to simple ingredients executed flawlessly, resulting in a dessert that consistently delivers on texture, taste, and visual appeal.
Serving and Storage Tips for Your Crumble
Perfect Pairings: What to Serve with Blueberry Crumble?
The beauty of blueberry crumble lies in its versatility when it comes to serving. If you’re enjoying it fresh out of the oven, still wonderfully warm, a scoop of vanilla bean ice cream is an absolute must! The warm crumble will gently melt the ice cream, creating a luscious, creamy sauce that swirls through the sweet, bubbling blueberries. It’s a decadent combination that truly embodies comfort. For a crumble that has cooled completely, a dollop of freshly whipped cream provides the perfect light, airy complement, adding a touch of elegance without overwhelming the natural fruit flavors. A dusting of powdered sugar can also add a simple, beautiful finish.
Can I Make Blueberry Crumble Ahead of Time?
While crumbles are undeniably at their peak when served warm and fresh on the day of baking, you absolutely can prepare them in advance. This is especially convenient if you’re making individual portions for a gathering. To make ahead, bake the crumble as directed, then allow it to cool completely before storing it. Keep it covered in a cool, dry place at room temperature for up to one day. For longer storage, refrigerate for up to 3 days. Reheating individual servings in the oven or microwave can bring back some of that freshly baked magic.
What About Freezing Leftovers?
Yes, blueberry crumble freezes surprisingly well! Once completely cooled, wrap the entire dish or individual servings tightly in plastic wrap, then aluminum foil. Freeze for up to 3 months. To reheat from frozen, remove the foil and plastic, cover loosely with foil, and bake at 350°F (175°C) until heated through and bubbly, about 30-45 minutes for a full crumble, or less for individual portions. Remove the foil during the last 10-15 minutes to allow the topping to re-crisp.
Common Questions About Blueberry Crumble: Answered!
Blueberry crumble is incredibly delicious served warm, especially with a scoop of melting vanilla ice cream. The contrast of hot and cold is simply divine. However, it’s also perfectly enjoyable at room temperature, perhaps with a dollop of whipped cream, which makes it ideal for potlucks or picnics.
Several factors contribute to a firm bottom crust. Firstly, ensure your fruit is well-coated with cornstarch, which helps absorb excess moisture. Secondly, preheat your oven thoroughly before baking. A hot oven quickly sets the crust. Lastly, allow the crumble to cool sufficiently after baking. The filling continues to set as it cools, preventing sogginess.
Absolutely! This crumble recipe is very forgiving and adaptable. Feel free to swap out all or some of the blueberries for other berries like raspberries, strawberries, or blackberries. Stone fruits such as peaches, plums, or nectarines, especially when ripe, also make excellent choices. Just ensure you adjust the sugar content if your chosen fruit is significantly more or less sweet than blueberries, and ensure larger fruits are cut into bite-sized pieces.

Explore More Delicious Fruit Dessert Recipes:
- Apple Dump Cake from Scratch
- Raspberry Cake with Sweet Cream Glaze
- Strawberry Crumble
- Old-Fashioned Apple Crisp

If you’ve tried this delightful recipe and loved it, please share your thoughts in the comments below! Don’t forget to rate it and let us know how it turned out for you!

Best Blueberry Crumble
Author: Anna
This Best Blueberry Crumble recipe is the easiest fruit dessert you can make any time of the year! Made with fresh or frozen berries and without oats, this crumble is my go-to quick treat for satisfying any sweet tooth!
Pin Recipe
Ingredients
For the topping:
- 1 cup all-purpose flour
- ½ cup granulated sugar
- ¾ teaspoon baking powder
- ¼ teaspoon salt
- 6 tablespoons butter, melted and cooled
For the fruit filling:
- 24 oz blueberries (frozen or fresh)
- 3 tablespoons cornstarch
- ¼ cup granulated sugar
- 2 tablespoons lemon juice
- 1 teaspoon vanilla extract
Instructions
- Preheat oven to 350℉ (175°C).
- Butter a 2-quart or 9-inch baking dish.
- Melt butter and let it cool to room temperature. It’s crucial that the butter is not hot, as hot butter can cook the flour.
- In a medium mixing bowl, whisk together the flour, sugar, baking powder, and salt for the topping.
- Add the cooled melted butter and stir everything together with a fork until the mixture resembles coarse crumbs. Set this topping aside.
- In another bowl, toss the blueberries with cornstarch until coated. Add the granulated sugar, lemon juice, and vanilla extract, then stir gently to combine all ingredients for the fruit filling.
- Pour the prepared blueberry filling into the buttered baking dish, spreading it evenly.
- Evenly sprinkle the coarse crumb topping over the blueberry filling.
- Bake for 35 to 40 minutes, or until the edges of the fruit filling are bubbly and the crumble topping is golden brown and crisp.
- Remove from the oven and let it cool for at least 15-20 minutes to allow the filling to set. Serve warm with vanilla ice cream, or cooled completely with whipped cream.
Notes
- Please note that blueberries do not contain a lot of water, so the fruit layer in this crumble will be less saucy compared to crumbles made with, for instance, strawberries.
- Feel free to customize by adding other berries or fruits! Strawberries, raspberries, blackberries, or even sliced peaches work wonderfully in this recipe.
- The nutritional value provided is an estimate and can vary depending on the specific products and brands used.
Nutrition Facts (per serving)
- Calories:
- 356 kcal
- Carbohydrates:
- 62g
- Protein:
- 3g
- Fat:
- 12g
- Saturated Fat:
- 7g
- Polyunsaturated Fat:
- 1g
- Monounsaturated Fat:
- 3g
- Trans Fat:
- 0.5g
- Cholesterol:
- 30mg
- Sodium:
- 190mg
- Potassium:
- 170mg
- Fiber:
- 3g
- Sugar:
- 37g
- Vitamin A:
- 411 IU
- Vitamin C:
- 13mg
- Calcium:
- 36mg
- Iron:
- 1mg
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