Boston Cream Cake

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Prep: 15 minutes
Cook: 30 minutes
2 hours
Total: 2 hours 45 minutes

This Boston Cream Cake is about to become your go-to dessert. It’s everything you adore about a bakery-style Boston Cream Pie, reimagined as a ultra-easy cake. Made with boxed yellow cake mix, instant pudding, and store-bought frosting, it’s a no-fuss treat that delivers big comfort and nostalgic flavor.

If you are looking for a fun and different dessert, try my Twix Candy Cake and my Strawberry Soda Cake. They are as easy as they are delicious.

A slice of boston cream cake on a white plate.

Why this Boston Cream Cake Recipe Works

Moist yellow cake, silky vanilla pudding, and glossy chocolate frosting come together in a chilled, sliceable dessert that feels nostalgic and luxurious all at once. It’s make-ahead friendly, crowd-pleasing, and uses pantry staples. No fancy techniques required.

  • Ease of Preparation (Maximum Results, Low Effort): It uses a boxed cake mix, instant pudding, and prepared frosting, which dramatically cuts down on prep and cooking time, making it accessible even for novice bakers.  
  • Incredibly Moist Texture: The pudding seeps into the holes in the cake, turning a standard boxed cake into an extraordinarily moist, creamy, and “custardy” dessert.  
  • Make-Ahead Magic: It requires chilling time, making it an ideal dessert to prepare 1-2 days in advance. Many people find the cake tastes even better on the second day as the flavors meld and the pudding fully soaks in.  
  • Crowd-Pleaser: The familiar and decadent combination of yellow cake, vanilla cream, and rich chocolate is a hit at potlucks, parties, and family gatherings.  
  • No Fancy Tools Required: Everything is made in a single 9×13 pan, simplifying the baking and serving process.

Why is my Cake Soggy or Runny?

The baking dish with a slice taken out.

This usually happens if the holes are poked all the way through the cake (allowing the pudding to sit on the bottom of the pan) or if the holes are too close together.

Pro Tip for Poking the Cake

Poke about ¾ of the way down, not all the way to the bottom. Wipe the tool between pokes if the cake sticks, to keep holes clean.

Cake Ingredient Notes

This easy cake is just like a Boston cream pie recipe but better. It takes only a few ingredients and is a real crowd pleaser.

Get the full printable recipe with specific measurements and directions in the recipe card below.

The baking mix, chocolate and pudding in glass jars.
  • Yellow Cake Mix: This forms the soft, sturdy base of the cake. It’s easy to prepare and holds up well to the pudding soak without falling apart.
  • Instant Vanilla Pudding Mix:The star of the filling! Instant pudding sets quickly and creates a silky, custard-like layer that seeps into the poked holes. It delivers that signature Boston Cream flavor without the fuss of stovetop custard for the boston cream filling.
  • Prepared Chocolate Frosting: This shortcut topping mimics the glossy chocolate glaze of a traditional Boston Cream Pie. When gently warmed, it spreads easily over the chilled pudding layer and sets into a soft, fudgy finish

Variations and Substitutions to Make Boston Cream Pie Cake

You can mix this recipe up in so many fun and unique ways. Like the best boston cream pie but so much better. This is a wonderful recipe that produces a delicious cake that everyone loves.

  • Cake Mix: White Cake Mix (for a lighter color/flavor) or Butter Cake Mix. For a chocolate version, use a Chocolate Cake Mix. You can also use a scratch-made yellow cake recipe.
  • Pudding: Switch up the cream mixture with: French Vanilla Instant Pudding (for richer flavor), Chocolate Pudding, Banana Pudding, or Sweetened Condensed Milk (for a Tres Leches style soak). For a more authentic Boston Cream flavor, you can use scratch-made pastry cream/custard, though it’s more work.
  • Chocolate Frosting: Glaze or Homemade Chocolate Ganache (made from heavy cream and high-quality chocolate chips) will provide a shinier, richer, more authentic glaze. You can also swap the chocolate frosting for whipped cream or Cool Whip for a lighter topping.
  • Flavor/Toppings: Add a 1/2 teaspoon of vanilla extract to the pudding for extra flavor. Top the finished cake with toasted almonds or fresh sliced strawberries/raspberries.

Special Equipment Needed to Make a Boston Cream Cake

You want to make even holes so you want an easy tool to make the holes.

  • Wooden Spoon Handle or Dowel: The rounded, blunt end of a wooden spoon is the perfect size for poking the holes. It creates a hole large enough for the pudding to seep into.

How to Make Boston Cream Poke Cake

This easy Boston Cream Poke Cake recipe layers yellow cake, vanilla pudding, and chocolate frosting for a chilled dessert that tastes like the classic pie. Perfect for parties or make-ahead treats.

Get the full printable recipe with specific measurements and directions in the recipe card below.

Four steps being made in a cake.
  1. Bake the Cake: Prepare the cake batter and bake the yellow sponge cake mix in a 9×13 prepared cake pan according to package directions. Let it cool completely.
  2. Poke & Fill: Use the handle of a wooden spoon to poke holes across the top of the cake layer (not all the way through). Whisk pudding mix and milk until just thickened, then pour over the cake, spreading evenly.
  3. Chill & Set: Refrigerate the cake for at least 1 hour to let the pudding set into the holes and firm up.
  4. Top with Frosting: Microwave chocolate frosting in 15-second intervals until pourable. Spread over the cake filled with pudding and refrigerate for another hour before serving.

Prep Ahead Suggestions for Cake and Cream Filling

You will love this cake because you can make the whole thing in advance and serve when ready.

  • Assemble the Cake 2 Days Ahead: The entire cake can be assembled, frosted, and refrigerated. For up to two days before serving.  
  • Freezing (Cake Only): The plain baked and cooled yellow cake can be wrapped well and frozen for up to three months. Thaw before poking and adding the pudding/frosting layers.  
  • Filling: You can prepare the filling and set aside until you are ready to fill the cake.

Alternate Cooking Methods

You can make this classic cake like the one based on the parker house hotel in boston. Where the boston cream pie was invented. You can make this a round cake with layers if you want to make an impressice display.

  • Bundt Pan: Bake the cake in a greased Bundt pan. Follow the same steps, but poke the holes on the underside of the cake.
  • Cupcakes: Bake the cake mix into cupcakes. Once cool, poke a few holes in the top of each, pipe or spoon the pudding mixture over the holes. Dip or drizzle with the melted frosting.

How to Store and Use Leftover Cake

This sponge cake filled with pudding cream and topped with chocolate frosting is easy to store and use in creative ways.

  • Storing: Storage: Store leftovers tightly covered (with plastic wrap or a container lid) in the refrigerator for up to 4–5 days.  Insert a few toothpicks into the cake before covering with plastic wrap. This will prevent the wrap from sticking to the chocolate topping.
  • Using Leftovers: Use the remaining cake for: Boston Cream Trifle Cups: Layer chunks of cake, pudding, and whipped cream in small jars or cups. Add fresh berries or crushed cookies for texture. Perfect for grab-and-go treats or party servings. Cake Pops or Truffle Bites: Mash leftover cake with a bit of extra frosting, roll into balls, and dip in melted chocolate. Chill until firm—instant bite-sized indulgence. Dessert Quesadillas: Spread mashed cake between two flour tortillas, grill lightly, and drizzle with chocolate sauce. It’s quirky, warm, and surprisingly good.

Common Questions About This Recipe

Can I use Cook & Serve Pudding?

No. You must use instant pudding mix, as it is designed to set up quickly when mixed with cold milk. It pours easily into the holes before it thickens completely.

How Many Holes Do I Poke in the Cake?

For a 9×13 poke cake, aim for about 5 rows of 6–7 holes each, spaced evenly across the surface. That gives you roughly 30–35 holes total. Which is just right for soaking in pudding, without making the cake soggy.

Can I Make it Gluten-free or Dairy-free?

Yes, use a gluten-free cake mix and dairy-free pudding or filling. Just check labels and adjust toppings accordingly (e.g., coconut whipped cream).

A close up of the boston cream cake square.

Expert Recipe Tips for Baking the Cake and Pastry Cream

There are always ways to make this recipe even better. Try some of these expert recipe tips to make a real showstopper.

  • Work Quickly with Pudding: Instant pudding thickens fast. Whisk it until just combined, then immediately pour it over the cake so it is still liquid enough to run down into the holes.  
  • Poke Deep, Not Through: Poke the holes approximately 3/4 of the way down the cake, but do not poke all the way through to the bottom of the pan. Poking all the way through can cause the pudding to leak out and make the cake soggy.  
  • Cool Before Poking (Most Recipes): While some recipes suggest poking the cake while warm, the standard instruction (and best practice for a neat cake) is to let the cake cool completely before poking the holes.  
  • Cool Frosting/Glaze: Allow the melted chocolate frosting to cool slightly until it is warm but not hot before pouring it over the chilled pudding layer. This prevents the warm frosting from melting the pudding.  
  • Use Cold Milk: For the creamiest and best-setting pudding, use cold whole milk as directed on the pudding mix package.
  • More Recipes you will love are my: Oreo Mug Cake and my Peanut Butter Dump Cake.

Did you try this Boston Cream Poke Cake? Leave a comment below.

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A top shot of the boston cream cake with chocolate chips on the side.

Boston Cream Cake

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This dreamy dessert layers moist vanilla cake with creamy vanilla pudding and whipped topping, then finishes with a glossy chocolate frosting that channels classic éclair vibes. Made with boxed cake mix for ease, it’s part bakery indulgence, part nostalgic comfort. Perfect for make-ahead entertaining or weeknight cravings.
Prep Time : 15 minutes
Cook Time : 30 minutes
2 hours
Total Time : 2 hours 45 minutes
Servings: 12 servings
Course: Poke Cake
Calories: 430kcal
Author: Christina

Equipment

Ingredients
 

  • 15.25 ounces yellow cake mix
  • 1 cup water
  • 3 large eggs
  • ½ cup vegetable oil
  • 6.8 ounces instant vanilla pudding mix, 2 (3.4 ounce) boxes
  • 4 cups milk
  • 16 ounces chocolate frosting, 1 container

Instructions
 

  • Preheat the oven according to the cake mix package directions. Spray a 9×13-inch baking dish with nonstick cooking spray.
  • Prepare the cake batter using the cake mix, water, eggs, and oil according to the package directions. Pour the batter into the prepared baking dish and bake as directed.
  • Remove the cake from the oven and allow it to cool completely in the pan.
  • Using the handle of a wooden spoon, poke holes evenly across the top of the cake, stopping about three-quarters of the way down.
  • In a large mixing bowl, whisk together the instant vanilla pudding mix and milk until smooth and slightly thickened.
  • Pour the pudding mixture over the cake, spreading it evenly and gently pressing it into the holes.
  • Refrigerate the cake for 1 hour or until the pudding layer is set.
  • Remove the lid and foil seal from the chocolate frosting. Microwave in 15-second intervals, stirring after each interval, until the frosting is smooth and pourable.
  • Pour the frosting over the chilled pudding layer and spread it into an even layer.
  • Refrigerate for at least 1 additional hour before slicing and serving.

Christina’s Notes

  • Let the eggs come to room temperature before mixing for the best texture.
  • Use the handle of a wooden spoon to make evenly sized holes that will hold the pudding filling.
  • Pour the pudding over the cake as soon as it begins to thicken so it flows easily into the holes.
  • Store covered in the refrigerator for up to 4 days.
  • This cake is best served chilled.

For more helpful information about this recipe, such as variations, substitutions and other pro-tips, scroll up on the page.

Nutrition

Calories: 430kcal | Carbohydrates: 57g | Protein: 6g | Fat: 21g | Saturated Fat: 5g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 11g | Trans Fat: 0.1g | Cholesterol: 51mg | Sodium: 379mg | Potassium: 228mg | Fiber: 1g | Sugar: 41g | Vitamin A: 192IU | Calcium: 186mg | Iron: 1mg
The nutritional information provided are estimates. To learn more about how I calculate this information go to https://cakemixrecipes.com/privacy-policy-2/
We love honest feedback, but to keep reviews helpful for everyone, we reserve the right to remove star ratings if it is clear the recipe has not been made, if the comment does not provide meaningful input, or if significant substitutions or alterations were made. Please note that ratings should reflect the original recipe as written to avoid confusing other readers.

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