An iconic dessert that has delighted taste buds for generations, Boston cream cake is a perfect fusion of rich flavors and textures. With its layers of moist cake, smooth custard filling, and glossy chocolate glaze, this dessert has earned its place as a beloved classic. Often confused with Boston cream pie, which traditionally features a sponge cake, Boston cream cake offers a more substantial, yet equally indulgent experience.
The origins of Boston cream cake can be traced back to the late 19th century, though its exact creation story remains shrouded in some mystery. Some suggest it was first crafted at the Parker House Hotel in Boston, while others argue it has even deeper roots in European confections. Regardless of its true beginnings, one thing is certain: Boston cream cake continues to capture the hearts of dessert enthusiasts around the world.
This delectable treat is perfect for any occasion, whether you’re hosting a dinner party or simply craving a sweet indulgence. With its harmonious blend of flavors, it serves as a testament to the art of balancing simplicity and sophistication in the world of desserts. Whether you’re a seasoned baker or a novice in the kitchen, mastering Boston cream cake will undoubtedly elevate your dessert repertoire.
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About The Boston Cream Cake
The Boston Cream Cake is a decadent dessert that combines the richness of smooth custard with the comforting texture of light, fluffy cake. This layered creation, often crowned with a glossy chocolate glaze, is a dessert that balances indulgence with sophistication. Its origins trace back to the late 1800s, with many claiming it was first introduced at the renowned Parker House Hotel in Boston. While its exact birth remains a topic of debate, its status as a beloved American classic is unquestionable.
A true Boston cream cake consists of two layers of moist sponge or butter cake, filled with a velvety vanilla custard. The crowning touch is a thick layer of dark chocolate ganache that envelops the cake in a glossy sheen. The result is a visually stunning and sumptuous dessert that appeals to a wide range of palates.
Despite its simplicity in ingredients, the Boston cream cake requires precision in preparation. The delicate custard filling must be cooked to perfection, while the cake itself should remain light and tender. With its perfect balance of flavors and textures, the Boston cream cake remains an enduring favorite in the world of desserts, offering both comfort and elegance in every bite.
Why You’ll Love this Recipe
If you’ve ever craved the perfect balance of rich and creamy, then this Boston cream cake recipe is exactly what you’ve been searching for. The combination of light, airy cake layers and a smooth, decadent custard filling is simply irresistible. Topped off with a glossy, bittersweet chocolate glaze, each bite of this dessert delivers a symphony of flavors that satisfy the deepest of sweet cravings.
One of the most appealing aspects of this Boston cream cake recipe is its versatility. Whether you’re baking for a special occasion or indulging in a weekend treat, the recipe delivers a dessert that feels both elegant and comforting. The texture contrast between the soft cake, the silky custard, and the rich chocolate is an experience that’s hard to match.
The beauty of this recipe lies in its simplicity. Despite its complex flavor profile, it uses common ingredients that you likely already have in your pantry. Plus, the steps are straightforward, ensuring even novice bakers can confidently recreate this timeless treat.
In short, this Boston cream cake recipe not only impresses with its stunning presentation but also with its ability to bring Pure Dessert joy. Once you try it, you’ll understand why it’s a favorite for so many.
Required Ingredients
- Cake Base:
- All-purpose flour
- Granulated sugar
- Eggs
- Unsalted butter
- Custard Filling:
- Whole milk
- Heavy cream
- Egg yolks
- Granulated sugar
- Cornstarch
- Vanilla extract
- Chocolate Glaze:
- Dark chocolate (high-quality)
- Heavy cream
- Unsalted butter

How to Make the Recipe (Step-by-Step)
- Make the Cake Layers: In a mixing bowl, combine the flour, sugar, and baking powder. Add the softened butter, eggs, and vanilla extract, mixing until smooth. Gradually pour in the milk and beat the mixture until it reaches a smooth, pourable consistency. Divide the batter evenly between your prepared pans and bake for 25-30 minutes, or until a toothpick inserted comes out clean.
- Prepare the Custard Filling: While the cake is baking, begin the custard. In a saucepan, combine the milk, cream, and sugar over medium heat. In a separate bowl, whisk the egg yolks and cornstarch until smooth. Slowly add the hot milk mixture to the eggs, whisking continuously to prevent curdling. Return the mixture to the stove and cook until thickened. Once ready, remove from heat and stir in vanilla extract. Allow the custard to cool.
- Make the Chocolate Glaze: Melt the dark chocolate, heavy cream, and butter in a heatproof bowl over simmering water. Stir until smooth and glossy.
- Assemble the Cake: Once the cake layers have cooled, place one layer on a serving plate. Spread the custard over the first layer, then top with the second layer. Pour the chocolate glaze over the cake, allowing it to drip down the sides.
Tips for Success
- Room Temperature Ingredients: Ensure all ingredients, especially butter, eggs, and milk, are at room temperature for smoother mixing and better texture.
- Don’t Overmix the Batter: Mix the cake batter until just combined to prevent a dense, heavy texture. Overmixing can lead to a less light cake.
- Cook the Custard Slowly: Whisk the custard mixture constantly over medium heat. Remove from heat once it thickens to avoid curdling.
- Use High-Quality Chocolate: For the chocolate glaze, opt for high-quality dark chocolate to achieve a richer, smoother finish.
- Let the Glaze Cool Slightly: Allow the chocolate glaze to cool just enough before pouring over the assembled cake. This ensures it sets without running.
- Chill the Cake: Refrigerate the Boston cream cake for several hours or overnight. This helps the flavors meld and gives the cake a firmer, neater texture when slicing.
Variations and Customizations
- Cake Base Variations: Swap the traditional sponge or butter cake with a rich chocolate cake or a light angel food cake for a unique flavor and texture.
- Lighter Custard Option: Replace the traditional custard with a whipped cream and mascarpone mousse for a lighter, airier texture while maintaining the creamy taste.
- Flavored Custard: Infuse the custard with flavors such as coffee, hazelnut, or orange zest to add a new depth of flavor to the classic recipe.
- Chocolate Glaze Variations: Use white or milk chocolate instead of dark chocolate for a sweeter, more delicate finish.
- Flavored Glaze: Add a hint of liqueur like Grand Marnier or Kahlua to the chocolate glaze or custard for a sophisticated, flavorful twist.
- Toppings: Enhance the Boston cream cake by adding fresh berries or toasted nuts for an extra layer of texture and color.
How to Serve Boston Cream Cake
- Chill the Cake: Refrigerate the Boston cream cake for several hours or overnight to allow the custard to set and the chocolate glaze to firm up.
- Use a Sharp Knife: Slice the cake with a serrated knife, dipping it in hot water between cuts for clean, smooth slices.
- Plate Individual Servings: Serve slices on dessert plates and garnish with fresh berries like raspberries or strawberries for a tangy contrast.
- Enhance Presentation: Dust the cake with powdered sugar or drizzle extra chocolate sauce over the top for a visually appealing touch.
- Serve on a Cake Stand: Present the Boston cream cake on a decorative platter or cake stand to showcase its layers.
- Pair with Coffee: Serve with a light coffee or espresso, which balances the dessert’s richness and enhances its flavors.
How to Store Boston Cream Cake
- Refrigeration: After the cake has cooled completely, cover it loosely with plastic wrap or place it in an airtight container to prevent it from drying out. Store in the fridge for up to 2-3 days.
- Avoid Room Temperature: Do not store Boston cream cake at room temperature, as the custard filling is perishable and can spoil quickly.
- Freezing: For longer storage, slice the cake into portions, wrap each slice tightly in plastic wrap, and place in a freezer-safe bag or container. Thaw in the refrigerator before serving.
- Airtight Storage: To maintain freshness and prevent the custard from absorbing odors, ensure the cake is stored in an airtight container in the refrigerator.
Recipe card of Boston Cream Cake

Equipments
- 2 roundcake pans
- Mixing bowls
- Whisk
- Saucepan
- Measuring Cups and Spoons
- Heatproof bowl (for chocolate glaze)
- Serrated knife (for slicing)
- Cooling rack
Ingredients List
- 1 1/2 cups All-purpose flour
- 1 cup Granulated sugar
- 2 Eggs
- 1/2 cup Unsalted butter softened
- 1 tsp Vanilla extract
- 1/2 cup Milk
- 1 1/2 tsp Baking powder
- 2 cups Whole milk
- 1/2 cup Heavy cream
- 4 Egg yolks
- 1/2 cup Granulated sugar
- 1 tbsp Cornstarch
- 1 tsp Vanilla extract
- 4 oz Dark chocolate chopped
- 1/2 cup Heavy cream
- 2 tbsp Unsalted butter
Step-by-Step Instructions
- Preheat the oven to 350°F (175°C). Grease and flour two 9-inch round cake pans.
- In a large bowl, mix together the flour, sugar, and baking powder. Add butter, eggs, vanilla extract, and milk. Beat until smooth and combined.
- Pour the batter evenly into the prepared pans. Bake for 25-30 minutes or until a toothpick inserted into the center comes out clean. Allow the cakes to cool.
- While the cake is cooling, prepare the custard. Heat the milk and heavy cream in a saucepan over medium heat. In a separate bowl, whisk the egg yolks, sugar, and cornstarch. Slowly add the warm milk mixture to the egg mixture, whisking constantly.
- Return the custard to the stove and cook over medium heat until it thickens. Remove from heat and stir in the vanilla extract. Let it cool completely.
- For the glaze, melt the dark chocolate, heavy cream, and butter together in a heatproof bowl over simmering water. Stir until smooth.
- Once the cakes have cooled, place one layer on a serving plate and spread the cooled custard filling over it. Top with the second cake layer. Pour the chocolate glaze over the top, allowing it to drip down the sides.
- Refrigerate the cake for a few hours to allow the glaze to set before serving.
Nutrition
Notes
FAQ
- What is a Boston cream cake made of?
A Boston Cream Cake consists of a light, fluffy cake base, a rich vanilla custard filling, and a smooth, glossy chocolate glaze. The cake is typically made with all-purpose flour, sugar, eggs, butter, and milk, while the custard is made from milk, heavy cream, sugar, egg yolks, and cornstarch. The glaze is created using dark chocolate, heavy cream, and butter. - How do you make the custard filling for Boston cream cake?
To make the custard, heat milk and cream in a saucepan. In a separate bowl, whisk egg yolks, sugar, and cornstarch. Gradually whisk the hot milk into the egg mixture, then return to the stove to cook until thickened. Remove from heat, add vanilla extract, and let the custard cool completely before using it to fill the cake. - Can I use a different type of cake for Boston cream cake?
Yes, you can substitute the traditional cake base with different types, such as chocolate cake or angel food cake. However, a lighter cake, such as a sponge or butter cake, is ideal to balance the richness of the custard and chocolate glaze. - How long should I refrigerate Boston cream cake before serving?
It’s best to refrigerate Boston cream cake for at least 2-3 hours, or overnight, to allow the custard filling to set and the chocolate glaze to firm up. Chilling also helps the flavors meld and results in a more cohesive texture. - Can Boston cream cake be made in advance?
Yes, Boston cream cake can be made in advance. You can prepare the cake layers and custard filling a day ahead and assemble the cake a few hours before serving. Be sure to refrigerate it to allow the custard to set and the glaze to firm up. - What is the best way to store leftover Boston cream cake?
Store leftover Boston cream cake in the refrigerator. Cover it with plastic wrap or place it in an airtight container to prevent it from drying out and keep the custard fresh. It can last for 2-3 days in the fridge. - Can I freeze Boston cream cake for later use?
Freezing Boston cream cake is possible, but it can alter the texture of the custard and glaze. To freeze, slice the cake and wrap each slice tightly in plastic wrap, then store in an airtight container or freezer-safe bag. Thaw in the refrigerator before serving.