Banana Pudding Cake: The Ultimate Southern-Inspired Dessert

If you love banana pudding and you love puddings like cherry pudding, chocolate pudding or

bread pudding this recipe is going to make your day. Banana pudding cake brings together everything you already enjoy about the classic Southern dessert creamy vanilla pudding, fresh banana slices, and crunchy vanilla wafers and reimagines it as a gorgeous sheet cake that feeds a crowd.

This isn’t just a clever mashup. It’s the kind of dessert people ask about at potlucks. The kind that disappears before you’ve had a chance to grab a second slice. And the best part? It’s surprisingly simple to make, even if you’re fairly new to baking.

In this guide, you’ll find everything you need: a full ingredient list, easy step-by-step baking instructions, helpful tips, storage advice, and answers to the most common questions beginners have. By the end, you’ll be fully ready to bake one of the most crowd-pleasing cakes out there.

Why This Recipe Works So Well

A lot of banana desserts fall flat because the banana flavor is too mild. You bite in expecting something bold, and instead you get a vague sweetness that could be almost anything.

This recipe solves that problem in two clever ways.

First, browned butter gets poured directly over ripe mashed bananas. The heat breaks the bananas down instantly, and the nutty, toasty flavor of the butter blends right in. The result is a cake batter that smells incredible before it even hits the oven.

Second—and this is the move that makes the topping truly special—the banana peels get steeped in warm milk. It sounds unusual, but it works beautifully. The peels release a deep, concentrated banana flavor into the milk, which then becomes the base for the vanilla pudding cream. You get an extra layer of banana flavor without adding more fruit or extra moisture.

The final product is a moist, tender sheet cake topped with a light and creamy banana-vanilla cloud, fresh banana slices, and a generous scatter of mini vanilla wafers. It travels well, slices cleanly, and is just as delicious the next day.

Ingredients You’ll Need

For the Cake

• Nonstick vegetable oil spray (for the pan)
• 2 very ripe bananas, scrubbed
• ½ cup (1 stick) unsalted butter
• 2½ cups (313 g) all-purpose flour
• 2 tsp. baking powder
• 1½ tsp. Diamond Crystal kosher salt (or 1 tsp. Morton)
• ½ tsp. baking soda
• 1½ cups (300 g) granulated sugar
• 4 large eggs, room temperature
• ¾ cup sour cream, room temperature
• ½ cup vegetable oil
• 1 Tbsp. vanilla extract

For the Topping and Assembly

• 1½ cups whole milk
• 1 (3.4 oz.) box instant vanilla pudding mix
• ¼ cup sour cream
• 2 tsp. vanilla extract
• ¼ tsp. kosher salt
• 1 cup heavy cream
• 1 medium banana, peeled and sliced ¼” thick
• Mini vanilla wafer cookies

Equipment You’ll Need

• 13×9″ metal baking pan
• Parchment paper
• Large mixing bowls
• Medium saucepan
• Whisk
• Fine mesh sieve
• Hand mixer or stand mixer (optional, for the whipped cream)
• Small offset spatula
• Wire cooling rack

Step-by-Step Baking Instructions

Step 1: Prepare Your Pan and Oven

Place a rack in the lower third of your oven and preheat it to 350°F. Lightly spray your 13×9″ metal baking pan with nonstick spray, line the bottom with parchment paper, then spray the parchment too. This double layer of prep makes it much easier to get the cake out cleanly later.

Step 2: Brown the Butter Over the Bananas

Peel your ripe bananas and save the peels—you’ll need them for the topping. Place the bananas in a large bowl.

Melt the butter in a medium saucepan over medium heat, stirring regularly. After a few minutes, it will foam up, then start to smell nutty and turn golden brown. This takes about 5–8 minutes. Once it’s nicely browned, pour it straight over the bananas and whisk to combine. Set the saucepan aside (you’ll use it again). Let the banana butter cool for a few minutes.

Step 3: Mix the Dry Ingredients

In a separate medium bowl, whisk together the flour, baking powder, salt, and baking soda. Set it aside.

Step 4: Build the Batter

Add the sugar to your banana-butter mixture and whisk until smooth. Then add the eggs, sour cream, vegetable oil, and vanilla extract. Whisk everything together until the batter looks smooth and glossy.

Add the dry ingredients and whisk gently just until you don’t see any more dry streaks. Don’t overmix. A few lumps are totally fine.

Step 5: Bake the Cake

Pour the batter into your prepared pan and spread it evenly to the edges. Give the pan a couple of gentle bangs on the counter to pop any large air bubbles. Bake for 28–30 minutes, until the top is golden and springs back when you lightly press the center. Transfer to a wire rack and let the cake cool completely in the pan this takes about 2 hours.

Baking ahead? The cake can be made up to 2 days in advance. Just cover it and leave it at room temperature.

Step 6: Make the Banana-Infused Milk

Trim and discard the ends of your reserved banana peels, then chop the peels into roughly 1-inch pieces. Add them to the saucepan you used for the butter, then pour in the milk.

Set the pan over high heat and bring the milk to a simmer. Reduce the heat to low and let it steep for exactly 10 minutes—set a timer. The milk should be steaming gently. Don’t panic if the milk looks a little broken or separated; it’ll come together once you strain and whisk it.

After 10 minutes, strain the milk through a fine mesh sieve into a large bowl and discard the peels. Put the bowl in the refrigerator until the milk is cold, about 30 minutes.

Step 7: Make the Pudding Mixture

Once the banana milk is cold, whisk in the instant vanilla pudding mix, sour cream, vanilla extract, and salt. Whisk until smooth, then let it sit for 5 minutes to thicken up.

Step 8: Whip the Cream

While the pudding sets, whip the heavy cream in a small bowl until you get medium-stiff peaks—fluffy but not dry.

Step 9: Fold Everything Together

Gently fold the whipped cream into the pudding mixture using a whisk. Take your time here and use a light hand. You want everything fully combined with no white streaks, but you also don’t want to deflate the cream.

Step 10: Assemble the Cake

Run a small offset spatula around the edges of the cake to loosen it from the pan. Flip it onto a wire rack, peel off the parchment, then transfer it to a serving platter.

Spread the banana cream over the top of the cake, going nearly to the edges. Swirl and swoop it however you like—this is where you can have a little fun. Chill the assembled cake for at least 1 hour to let the cream set.

Step 11: Add the Toppings Just Before Serving

Right before you’re ready to serve, layer on the fresh banana slices and scatter mini vanilla wafers generously over the top. This keeps the cookies crisp and the bananas from browning too early.

Tips for Getting It Right

• Use very ripe bananas. The more spotted and soft, the better. Under-ripe bananas won’t give you enough sweetness or flavor.
• Don’t skip browning the butter. It only takes a few extra minutes and makes a real difference to the depth of flavor in the cake.
• Make sure your milk is cold before making the pudding. Instant pudding won’t set properly if the liquid is warm.
• Scrub those banana peels. You’re steeping them in milk, so you want them clean. A quick rinse under warm water is all it takes.
• Frozen bananas work too. If you have frozen ripe bananas, thaw them first and drain any excess liquid before using.

Storage Tips

Once assembled, store the banana pudding cake covered in the refrigerator. It keeps well for up to 2 days. After that, the cookies start to get quite soft and the banana slices may brown a bit—still tasty, but not as pretty.

If you want to get ahead, bake the cake up to 2 days in advance and store it (unfrosted) at room temperature. Assemble with the cream up to 6 hours before serving, but hold off on the banana slices and cookies until right before people eat.

Freezing Instructions

The plain baked cake (without the cream topping) freezes well. Wrap it tightly in plastic wrap, then a layer of foil, and freeze for up to 2 months. Thaw overnight at room temperature before adding the topping and serving.

The assembled, frosted cake is not ideal for freezing—the pudding cream doesn’t hold up well once frozen and thawed.

Serving Suggestions

This cake is made for gatherings. Slice it into 24 generous squares for a picnic, potluck, or summer cookout. It pairs beautifully with:

• A cold glass of sweet tea
• A scoop of vanilla ice cream alongside
• Fresh strawberries or sliced peaches on the side

Because it’s a sheet cake, it travels easily in its pan and holds up well in warm weather (as long as it’s kept out of direct sun). It’s also a great make-ahead dessert for parties—one less thing to scramble over on the day.

The Final Word

Banana pudding cake is the kind of recipe that becomes a regular in your rotation. It uses simple, everyday ingredients, comes together without any fancy equipment, and consistently gets rave reviews. The browned butter banana base gives it something a little extra, while the banana peel-steeped cream topping is the kind of technique that sounds impressive but genuinely takes no effort.

Make it once and you’ll understand why it belongs at every summer table.

Frequently Asked Questions

Can I use frozen bananas for banana pudding cake?
Yes! Thaw them completely first and drain off any liquid that collects. Frozen bananas are often even riper than fresh ones, which is actually ideal for this recipe.

Is it really safe to steep banana peels in milk?
Absolutely. As long as you scrub the peels thoroughly beforehand, they’re perfectly safe to use. The steeping process extracts a rich banana flavor from the peels without adding any extra fruit or moisture to the topping.

Can I use homemade pudding instead of instant pudding mix?
This recipe is specifically designed around instant vanilla pudding mix, which helps the topping set to the right consistency. Homemade pudding has a different texture and thickness, so swapping it in may affect how well the cream holds up.

How far in advance can I make banana pudding cake?
The cake itself can be baked up to 2 days ahead and stored at room temperature. Once assembled with the cream, the cake can be refrigerated for up to 6 hours before serving—just add the banana slices and cookies right before guests arrive.

Why did my milk look curdled when I steeped the banana peels?
This can happen, but don’t worry. Once you strain the milk and whisk it into the pudding mixture, it will smooth out completely. It won’t affect the flavor or texture of the final topping.

Can I make this as a layer cake instead of a sheet cake?
The batter is designed for a 13×9″ pan, and the soft pudding cream isn’t sturdy enough for stacking layers. For a crowd-friendly and reliably easy result, stick with the sheet cake format.