Moist Lemon Blueberry Cupcakes with Zesty Mascarpone Whipped Cream: A Perfect Spring & Summer Dessert Recipe
Embrace the vibrant flavors of spring and summer with these absolutely delightful Lemon Blueberry Cupcakes! Each bite offers a burst of bright, tangy lemon perfectly balanced with the sweet juiciness of fresh blueberries. Our recipe ensures an incredibly moist and tender cupcake base, generously infused with lemon zest, lemon juice, and a hint of lemon extract to make that citrusy aroma truly shine. Crowned with a light, airy, and refreshingly zesty mascarpone whipped cream, these cupcakes are not just a treat for your taste buds but a celebration of seasonal produce. The unique mascarpone topping provides a sophisticated creaminess and stable structure, enhanced by a touch of lemon zest to beautifully complement the sweet and tangy cupcake beneath. These homemade lemon blueberry cupcakes are ideal for parties, picnics, or simply a charming afternoon indulgence, promising a memorable dessert experience.

Baking with Oil: The Secret to Ultra-Moist Cupcakes
You might notice a common theme in many of my cake and cupcake recipes, including these irresistible Lemon Blueberry Cupcakes: I often opt for oil instead of butter as the primary fat. This isn’t just a matter of convenience; it’s a deliberate choice that significantly impacts the final texture of your baked goods. While butter is undoubtedly flavorful, oil offers distinct advantages, especially when aiming for a consistently moist and tender crumb.
One of the most immediate benefits of using oil is its sheer ease of use. There’s no need to soften butter to room temperature in advance, nor do you have to meticulously cream butter and sugar together to incorporate air for proper rising. Oil integrates seamlessly into the batter, streamlining your baking process. However, the true magic of oil lies in its molecular structure. Oil, being a liquid at room temperature, coats flour molecules more effectively than solid butter. This superior coating lubricates the flour, preventing excessive gluten development. Less gluten formation results in a more delicate, less dense, and wonderfully tender texture that simply melts in your mouth.
Furthermore, oil-based cakes and cupcakes tend to retain moisture for longer, meaning your treats stay fresh and delicious for an extended period. This is particularly beneficial for recipes like these Lemon Blueberry Cupcakes, where the star is the vibrant lemon flavor and juicy blueberries. In such intensely flavored recipes, the subtle flavor notes contributed by butter are often overshadowed. By choosing oil, we achieve a superior texture without compromising the dominant lemon and blueberry essence, making it a win-win for both taste and consistency.

Fresh vs. Frozen Blueberries: Tips for Perfect Baking
Blueberries are a fantastic addition to cupcakes, bringing natural sweetness and delightful bursts of flavor. During spring and summer, when blueberries are at their peak season, using fresh, ripe berries is undoubtedly the ideal choice for these Lemon Blueberry Cupcakes. Their vibrant color and firm texture are simply unmatched. However, we know that fresh blueberries aren’t always available year-round, and sometimes, frozen berries are a convenient and necessary alternative. The good news is, you can absolutely achieve great results with frozen blueberries by following a simple trick!
If you’ve ever baked with frozen blueberries before, you might have experienced your entire batter turning an unappetizing shade of blue or green. This happens because the frozen berries release their concentrated juices as they thaw and bake, bleeding color into the surrounding batter. The simple solution is to rinse your frozen blueberries thoroughly before adding them to your cupcake mixture. Place the frozen berries in a colander and rinse them under cold running water. You’ll need to continue rinsing and gently tossing the berries until the water draining from the colander runs almost clear. This process washes away the excess colored juice and ice crystals that cause the bleeding. After rinsing, gently pat the blueberries dry with a paper towel and, for an extra measure, you can lightly toss them with a tablespoon of flour. The flour creates a protective barrier and helps prevent the berries from sinking to the bottom of the cupcakes during baking. Once properly rinsed and potentially floured, your frozen blueberries will behave much like fresh ones, ensuring beautifully speckled cupcakes without any unwanted color bleed.

Discovering Mascarpone: The Creamy Secret to Our Frosting
Mascarpone is a luxurious Italian cream cheese, often described as a richer, milder cousin to its American counterpart. While it shares the smooth, spreadable texture of cream cheese, mascarpone is notably less tangy and boasts a more neutral, subtly sweet flavor profile. Its secret lies in its incredibly high butterfat content, which contributes to its signature creamy, buttery mouthfeel and unparalleled richness. Imagine an exceptionally thick, opulent cream, and you have a good sense of mascarpone’s essence. This unique composition makes it incredibly versatile in both sweet and savory applications.
In the culinary world, mascarpone shines in classic Italian desserts like tiramisu, where its richness provides a perfect counterpoint to coffee-soaked ladyfingers. It can also be incorporated into pasta sauces for an extra layer of creaminess and thickness, or even served simply with fresh berries for a light yet decadent treat. For our Lemon Blueberry Cupcakes, mascarpone plays a crucial role in creating the exquisite topping. Whipped cream, on its own, is notoriously delicate; it can quickly lose its volume and “weep” or deflate within a few hours, especially in warmer conditions. This is where mascarpone becomes an indispensable ally. It acts as a natural stabilizer for the whipped cream, providing much-needed structure and rigidity. The high butterfat content of mascarpone also lends the topping a consistency that’s reminiscent of a light buttercream, but with a fresher, less heavy feel. This perfect marriage of whipped cream and mascarpone results in a stable, pipeable, and wonderfully creamy frosting that holds its shape beautifully while delivering a delightful, nuanced flavor that perfectly complements the citrusy cupcakes.
Click Here for Other Recipes with Mascarpone
Crafting the Perfect Mascarpone Whipped Cream Topping
Creating the luscious mascarpone whipped cream for these Lemon Blueberry Cupcakes is surprisingly straightforward and yields a remarkably elegant result. We begin with a key flavor-enhancing step: gently rubbing granulated sugar with fresh lemon zest. This simple action releases the essential oils from the lemon peel, infusing the sugar with an intensely fragrant citrus aroma and flavor that will permeate the entire frosting. This technique ensures that the lemon notes in the topping are as vibrant as those in the cupcake base.
Next, in a chilled bowl or the bowl of a stand mixer fitted with a whisk attachment, combine the cold heavy cream, the fragrant lemon-zest-sugar mixture, confectioners’ sugar, and vanilla extract. It’s crucial that all dairy ingredients are well-chilled to achieve the best volume and stability for your whipped cream. Beat this mixture on high speed until beautiful, stiff peaks form. At this point, the whipped cream will be light and airy. Finally, gently fold in the cold mascarpone cheese. Continue to beat just until the mascarpone is fully incorporated and the mixture is smooth and luxurious. Be careful not to overbeat, as this can cause the mixture to become grainy or separate. The result is a dreamy, pipeable topping that’s both airy and rich, with a bright lemon finish. Remember, once the cupcakes are frosted with this delightful mascarpone whipped cream, they must be kept refrigerated. Whipped cream, even when stabilized by mascarpone, is sensitive to heat and will quickly begin to soften and lose its shape if left at room temperature.

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Lemon Blueberry Cupcakes with Mascarpone Whipped Cream
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Ingredients
Lemon Blueberry Cupcakes
- 2 ¼ cups All Purpose Flour,, measured correctly †
- 1 ½ tsp Baking Powder
- 1/2 tsp Table Salt
- 1 ½ cups Sugar,, divided
- Zest of 2 Lemons
- 3 Whole Eggs
- 1 ½ tsp Vanilla
- 1 tsp Lemon Extract
- 3/4 cup Vegetable Oil
- 1 cup Full Fat Sour Cream
- Juice of ½ of a Lemon
- 1 cup Fresh Blueberries
Mascarpone Whipped Cream
- 1/4 cup Granulated Sugar
- Zest of 1 Lemon
- 2 cups Heavy Cream,, cold
- 1/2 cup Confectioners Sugar
- 1 tsp Vanilla Extract
- 2 cups Mascarpone,, cold
Equipment
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Stand mixer
Instructions
Lemon Blueberry Cupcakes
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Preheat oven to 350°F, and prepare 2 cupcake pans by coating with liners. In a medium to large sized mixing bowl, add the flour, baking powder, and salt, then whisk together to combine. In a separate bowl, add ½ cup of sugar and lemon zest, then rub together the sugar and zest until the sugar is all colored yellow and very fragrant, set aside.
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In a standmixer fitted with the flat beater attachment, add whole eggs, sugar, lemon-zest-sugar, vanilla, and lemon extract. Beat on high for around 5 minutes, the mixture should look thick, fluffy, and be tripled in volume. Then, slowly drizzle in the oil. After all the oil has been added, beat for an additional minute.
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On low, add the dry mixture to the stand mixer, mixing until just combined. Add in the sour cream and lemon juice, and mix only until the batter becomes smooth. Turn the stand mixer off, add in blueberries, and fold blueberries into the batter with a spatula. Add the batter to the cupcake pans (filling each about 2/3 full), then bake in the oven for around 18 minutes, or until a toothpick comes out clean. Allow to cool completely before frosting. After frosting with mascarpone whipped cream, ensure that cupcakes are kept in the refrigerator.
Mascarpone Whipped Cream
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In a small bowl, add granulated sugar and lemon zest, rub together until the sugar is yellow and very fragrant.
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Add heavy cream, confectioners sugar, lemon-zest-sugar, and vanilla, to a large bowl, beat with an electric mixer or stand mixer until stiff peaks have formed. Add mascarpone and continue to beat, just until smooth. Be careful not to overbeat.
Notes
Delightful Citrusy & Aromatic Bakes to Try Next
If you’re captivated by the bright and refreshing flavors of these Lemon Blueberry Cupcakes, you’ll be thrilled to explore more of our citrus-infused and beautifully fragrant baking recipes. Expand your repertoire with these equally delicious treats:
Indulge in the delicate floral notes of our LEMON AND ELDERFLOWER CUPCAKES, offering a sophisticated twist on the classic lemon cupcake. Or, for a warmly spiced and elegant dessert, discover the rich aroma and tender crumb of our VANILLA CARDAMOM BUNDT CAKE W/ VANILLA BEAN GLAZE. Each recipe promises a unique and memorable baking experience that will impress your guests and satisfy your sweet cravings.