Decadent Boston Cream Pie Cupcakes Recipe

Heavenly Boston Cream Pie Cupcakes Recipe: Bite-Sized Bliss

Decadent Boston cream pie cupcakes sparkle with creamy goodness that melts in your mouth.

Sweet vanilla notes dance through each tender bite.

Soft, pillowy cupcakes receive a luxurious pastry cream filling that makes dessert lovers swoon.

The chocolate ganache crowning these delightful treats adds a rich, glossy finish that screams indulgence.

Every cupcake delivers an elegant twist on the classic Boston cream pie.

Light, airy, and perfectly balanced, these mini desserts promise pure bliss with each heavenly forkful.

You won’t be able to resist these irresistible little cakes that blend comfort and sophistication.

Quick Recipe Overview

Prep Time: 35 minutes

Cook Time: 15 minutes

Total Time: 50 minutes

Calories: 320 kcal

Servings: 13

What’s in Boston Cream Pie Cupcakes

For Cupcake Base:
  • Unsalted Butter: Provides rich, tender texture and helps create a soft crumb for the cupcakes.
  • Sugar: Sweetens and helps create a golden, delicate cake structure.
  • Sour Cream: Adds moisture and tanginess, ensuring a delightful tender crumb.
  • Vanilla Extract: Infuses warm, aromatic flavor throughout the cupcake.
  • Egg Whites: Creates light, airy texture and helps with cupcake volume.
  • All-Purpose Flour: Forms the fundamental structure of the cupcake.
  • Baking Powder: Helps cupcakes rise and become fluffy.
  • Salt: Enhances overall flavor and balances sweetness.
  • Milk: Adds moisture and helps blend ingredients smoothly.
  • Water: Helps achieve perfect cupcake consistency.
For Pastry Cream Filling:
  • Egg Yolks, Sugar: Create silky, luxurious custard base.
  • Cornstarch: Thickens and stabilizes cream filling.
  • Milk: Provides creamy, smooth texture.
  • Salted Butter: Adds richness and depth to filling.
  • Vanilla Extract: Brings classic, comforting flavor to cream.
For Chocolate Topping:
  • Semi-Sweet Chocolate Chips: Delivers rich, intense chocolate flavor.
  • Light Corn Syrup: Ensures smooth, glossy ganache finish.
  • Heavy Whipping Cream: Creates velvety, luscious chocolate coating.

Cupcake Baking Tools You’ll Need

  • Electric mixer: Essential for creaming butter and sugar, and mixing batters smoothly.
  • Cupcake pan: Holds 12-14 cupcake liners for perfect baking.
  • Cupcake liners: Prevents sticking and makes easy removal.
  • Mixing bowls: Needed for separating dry and wet ingredients.
  • Saucepan: Used for cooking pastry cream and boiling cream for ganache.
  • Whisk: Crucial for mixing ganache and pastry cream.
  • Piping bag and tip: Optional for decorative finishing touches.
  • Wire cooling rack: Helps cupcakes cool evenly without getting soggy.
  • Sharp knife: For cutting out cupcake centers and filling.
  • Measuring cups and spoons: Ensures precise ingredient quantities.

Directions to Fill and Frost Cupcakes

  • Cupcake Preparation

Create a cozy baking environment by preheating the oven and setting up your cupcake pan with soft paper liners.

  • Batter Blending

Whip together butter and sugar until they transform into a cloud-like mixture. Gently fold in sour cream and vanilla, creating a silky base. Carefully incorporate egg whites, ensuring a smooth, dreamy texture.

  • Dry and Wet Ingredients

Separately combine your dry ingredients and milk mixture. Alternate adding these to your batter, creating a harmonious blend that promises delicious results.

  • Baking Magic

Fill cupcake liners halfway and send them into the warm oven. Watch as they rise and turn golden, filling your kitchen with an irresistible aroma.

  • Creamy Filling Creation

Craft a luxurious pastry cream by carefully cooking milk, sugar, and cornstarch. Temper egg yolks and transform the mixture into a velvety smooth filling that will make taste buds dance.

  • Chocolate Ganache Finish

Melt chocolate into a rich, glossy coating. Pour heated cream over and whisk until perfectly smooth and shiny.

  • Final Assembly

Carefully hollow out each cupcake’s center. Generously fill with creamy pastry cream and crown with a luscious chocolate ganache topping.

  • Serving Suggestion

Chill these delightful treats before serving. Best enjoyed within a few days of creation, they’re sure to bring smiles and sweet moments.

Tips to Keep Filling Creamy & Delicious

  • Pastry Cream Perfection: Chill the pastry cream thoroughly before filling cupcakes to ensure a thick, spreadable texture that won't run out.
  • Chocolate Ganache Trick: Let the ganache cool and thicken slightly at room temperature before pouring over cupcakes for a smooth, glossy finish that sets beautifully.
  • Filling Hack: Use a small round cookie cutter or the back of a piping tip to create clean, even centers for filling with creamy pastry cream.
  • Make-Ahead Magic: Prepare cupcake components separately up to two days in advance. Assemble just before serving to keep the cake fresh and prevent sogginess.
  • Flavor Twist: Experiment with different extracts like almond or orange in the pastry cream, or add a splash of coffee to the chocolate ganache for an unexpected flavor boost.

Serving Mini Boston Creams

  • Party-Perfect Presentation: Arrange cupcakes on a elegant tiered cake stand for stunning visual impact at gatherings or celebrations.
  • Gourmet Garnish: Sprinkle finely chopped dark chocolate shavings or edible gold dust on top of ganache for an elegant, sophisticated finish that elevates the cupcakes.
  • Complementary Companions: Serve alongside fresh berries or a small scoop of vanilla bean ice cream to balance the rich chocolate and creamy pastry filling, creating a delightful dessert experience.
  • Afternoon Tea Treat: Pair these cupcakes with a classic Earl Grey tea or smooth cappuccino to enhance the dessert's sophisticated flavor profile and create a delectable mid-day indulgence.

Storing These Cupcakes After Baking

  • Cupcake Freshness Strategy: Store these delightful treats in an airtight container inside the refrigerator to maintain optimal texture and flavor for 3-4 days.
  • Make-Ahead Magic: Prepare individual components like pastry cream and ganache up to 2 days before assembling, saving time and reducing day-of stress.
  • Smart Freezing Technique: Wrap unfilled, undecorated cupcakes tightly in plastic wrap and freeze for up to 2 weeks, thawing at room temperature before final assembly.
  • Serving Temperature Tip: Remove cupcakes from refrigerator 15-20 minutes before serving to allow ganache and cream to soften, enhancing their rich, creamy texture.
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Decadent Boston Cream Pie Cupcakes Recipe

Decadent Boston Cream Pie Cupcakes Recipe


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4.8 from 30 reviews

  • Total Time: 50 minutes
  • Yield: 13 1x

Description

Delectable boston cream pie cupcakes combine classic American dessert flavors in a handheld treat. Creamy custard filling and silky chocolate ganache make this dessert a crowd-pleasing indulgence you cannot resist.


Ingredients

Scale
  • 3 large egg whites, room temperature
  • 6 tablespoons (84g) unsalted butter, room temperature
  • 6 tablespoons (86g) sour cream, room temperature
  • ¾ cup (155g) sugar
  • 1 ¼ cups (163g) all-purpose flour
  • 2 teaspoons (8g) baking powder
  • 6 tablespoons (90ml) milk, room temperature
  • 2 tablespoons (30ml) water, room temperature
  • 2 teaspoons (10ml) vanilla extract
  • ¼ teaspoon salt
  • 2 egg yolks
  • 6 tablespoons (78g) sugar
  • 1 ½ tablespoons cornstarch
  • 1 cup + 2 tablespoons (270ml) milk
  • 1 tablespoon (14g) salted butter
  • 1 teaspoon vanilla extract
  • 12 ounces (338g) semi-sweet chocolate chips
  • ¾ cup + 2 tablespoons (210ml) heavy whipping cream
  • 2 tablespoons (30ml) light corn syrup

Instructions

  1. Preparation: Preheat oven to 350°F and line cupcake tray with paper liners, ensuring uniform spacing.
  2. Creaming: Whip butter and sugar until light and fluffy, creating a smooth, aerated foundation for the cupcakes.
  3. Liquid Integration: Blend sour cream, vanilla extract, and egg whites into the butter mixture, maintaining a delicate texture.
  4. Dry Ingredient Fusion: Sift together dry ingredients in a separate bowl, eliminating potential lumps and ensuring even distribution.
  5. Batter Development: Gently fold dry ingredients and milk-water mixture into the butter base, creating a uniform, silky batter.
  6. Baking Process: Fill cupcake liners halfway and bake until golden brown, testing doneness with a clean toothpick insertion.
  7. Pastry Cream Construction: Whisk egg yolks, then create a custard by combining sugar, cornstarch, and milk, carefully tempering and cooking until thickened.
  8. Cream Refinement: Incorporate butter and vanilla extract into the cooled pastry cream, achieving a smooth, rich consistency.
  9. Ganache Creation: Heat cream to boiling, pour over chocolate and corn syrup, whisking until achieving a glossy, velvety texture.
  10. Cupcake Assembly: Core cooled cupcakes, pipe pastry cream into centers, and generously coat with chilled ganache.
  11. Finishing Touches: Optionally garnish with chocolate shavings or decorative piping, then refrigerate to set and enhance flavor profile.

Notes

  • Prevent Lumpy Batter: Sift dry ingredients thoroughly and mix gently to ensure a smooth, lump-free cupcake base.
  • Master Egg White Technique: Fold egg whites carefully to maintain a light, airy texture without deflating the batter.
  • Perfect Pastry Cream: Continuously stir while cooking to prevent scorching and achieve a silky, pudding-like consistency.
  • Ganache Glossy Finish: Allow chocolate and hot cream to rest briefly before whisking to create a smooth, shiny coating.
  • Prep Time: 35 minutes
  • Cook Time: 15 minutes
  • Category: Desserts, Snacks
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 13
  • Calories: 320
  • Sugar: 28g
  • Sodium: 150mg
  • Fat: 20g
  • Saturated Fat: 12g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 36g
  • Fiber: 1g
  • Protein: 4g
  • Cholesterol: 60mg
Emily Roberts

Emily Roberts

Content Creator & Kitchen Tips Specialist

Expertise

Dietary Planning​, Public Health Nutrition, Nutritional Education​, Content Development​

Education

University of Illinois at Urbana-Champaign

  • Degree: Master of Science in Nutritional Sciences
  • Focus: Research on dietary patterns and their impact on chronic diseases.​

Registered Dietitian Nutritionist (RDN)

  • Credential: Expertise in translating nutrition science into practical advice. ​

Emily Roberts is our content specialist and registered dietitian at HealthyChoices.org. With her Master’s degree in Nutritional Sciences from the University of Illinois and her Registered Dietitian Nutritionist certification, Emily uses her deep nutrition knowledge to write helpful, easy-to-understand guides about healthy eating. 

Her warm, practical advice empowers readers to confidently make healthier choices, turning everyday meals into simple moments of wellness and joy.

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