Home » Chocolate Chip Banana Cake with Peanut Butter Frosting

Chocolate Chip Banana Cake with Peanut Butter Frosting

This moist banana cake is studded with chocolate chips and topped with creamy peanut butter frosting, for a decadent vintage-style treat.

a slice of cake with chocolate chips and peanut butter frosting; text overlay "Chocolate Chip Banana Cake"

Chocolate Chip Banana Cake

This vintage-style chocolate chip banana cake is the kind of recipe that feels like it came straight from a well-loved family cookbook. It’s soft and moist with a tender crumb, somewhere between a classic sheet cake and a slice of banana bread. Made with real ripe bananas and dotted with rich chocolate chips, every bite is pure dessert bliss.

This simple banana cake tastes fantastic on its own, served unfrosted alongside a cup of coffee. But if you want to turn it into a special occasion dessert, add a thick layer of peanut butter buttercream for a truly decadent treat!

This is one of those dependable recipes you’ll come back to when you’ve got a few bananas to use up and want something a little different than the usual loaf of banana bread. It’s easy to make, easy to share, and just the right balance of comforting and indulgent!

fork cutting a bite of a slice of chocolate chip banana cake.

For your convenience in re-creating this recipe at home, we’ve included shop-able ad links to some of the products and supplies used. Read our disclosure policy here.

Ingredients

  • Pantry: Yellow cake mix, oil, brown sugar, vanilla paste, chocolate chips, powdered sugar, smooth peanut butter
  • Dairy: Greek yogurt, milk, butter
  • Refrigerated: Eggs
  • Produce: Ripe bananas

Full ingredient amounts and step-by-step directions are available in the printable recipe card at the bottom of the post.

Helpful Kitchen Tools

a slice of cake topped with peanut butter frosting.

Instructions

To Prep: Preheat oven to 350°F and coat a 9 x 13 inch cake pan with non-stick cooking spray.

  1. Make the Batter – Add all cake ingredients (except chocolate chips) to a large mixing bowl and whisk until just combined (about 100 strokes). Fold in the chocolate chips with a silicone spatula.
  2. Bake the Cake – Scoop batter into prepared pan and bake for about 28 minutes at 350°F. When cake is cooked through in the middle, remove from oven and place pan on a wire rack to cool while you prepare the frosting.
  3. Make the Icing – Add icing ingredients to bowl of stand mixer and blend until well combined and spreadable.
  4. Frost – Use an offset spatula to spread the frosting in an even layer on top of the completely cooled cake.

4 step photo collage showing how to make banana cake with chocolate chips and peanut butter frosting.

Prep Tips

  • Bananas: Use ripe bananas with plenty of brown spots for the best flavor and natural sweetness. Mash well so they blend smoothly into the batter.
  • Frosting: If the frosting is too thick to spread easily on the cake, blend in a little more milk. If it is too thin, add a couple more Tablespoons of powdered sugar. Because the frosting is made with real peanut butter, it may be a little thicker in texture than traditional buttercream. You’re also welcome to swap out your favorite flavor of icing…chocolate frosting is also delicious on banana cake!
  • Storage: Store covered at room temperature for up to 2–3 days, or refrigerate for up to 5 days. Bring to room temp before serving for best texture.

a slice of chocolate chip banana cake with the pan in background.

More Vintage Cake Recipes To Try:

Chocolate Chip Banana Cake Recipe (Printable Recipe Card)

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a slice of cake with chocolate chips and peanut butter frosting; text overlay "Chocolate Chip Banana Cake"
Print

Chocolate Chip Banana Cake with Peanut Butter Frosting

This moist banana cake is studded with chocolate chips and topped with creamy peanut butter frosting, for a decadent vintage-style treat.
Course Dessert
Cuisine American
Keyword banana, cake
Prep Time 15 minutes
Cook Time 28 minutes
Cooling Time 30 minutes
Total Time 1 hour 13 minutes
Servings 16
Calories 431kcal
Cost $10

Equipment

  • Stand Mixer or Electric Hand Mixer
  • Mixing bowls
  • 9 x 13 inch Baking Pan
  • Offset spatula

Ingredients

Cake Ingredients

Peanut Butter Frosting Ingredients

  • 1 1/2 Tablespoons milk
  • 1/2 teaspoon vanilla paste or vanilla extract
  • 1 1/2 cups powdered sugar
  • 1/2 cup smooth peanut butter
  • 1/2 cup butter softened, but not melted

Instructions

  • To Prep: Preheat oven to 350°F and coat a 9 x 13 inch cake pan with non-stick cooking spray.
  • Add all cake ingredients (except chocolate chips) to a large mixing bowl and whisk until just combined (about 100 strokes).
  • Fold in the chocolate chips with a silicone spatula.
  • Scoop batter into prepared pan and bake for about 28 minutes at 350°F. You'll know the cake is done when a toothpick inserted in the middle comes out clean.
  • Remove cake from oven and place the pan on a wire rack to cool while you prepare the frosting.
  • Add icing ingredients to bowl of stand mixer and blend until well combined and spreadable.
  • Use an offset spatula to spread the frosting in an even layer on top of the completely cooled cake.

Notes

Nutrition information is provided as an estimate only.
Prep Tips:
  • Bananas: Use ripe bananas and mash well for smooth batter.
  • Frosting: Thin with milk or thicken with powdered sugar as needed. Peanut butter frosting is naturally thicker; chocolate frosting works too.
  • Storage: Store covered 2–3 days at room temp or up to 5 days refrigerated; bring to room temp before serving.

Nutrition

Calories: 431kcal | Carbohydrates: 55g | Protein: 5g | Fat: 22g | Saturated Fat: 8g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 9g | Trans Fat: 0.3g | Cholesterol: 57mg | Sodium: 335mg | Potassium: 178mg | Fiber: 1g | Sugar: 38g | Vitamin A: 249IU | Vitamin C: 1mg | Calcium: 100mg | Iron: 1mg

Pin our Banana Chocolate Chip Cake Recipe on Pinterest:

Chocolate Chip Banana Cake Pinterest Image.

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