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Banana Chocolate Chip Cake {Banana Sheet Cake}

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Quick and easy chocolate chip cake recipe that's packed with ripe bananas and chocolate chips. This banana sheet cake is soft, moist and can serve a crowd at parties or picnics.
Course Cake, Dessert
Cuisine American
Keyword banana cake, chocolate chip cake
Prep Time 10 mins
Cook Time 25 mins
Total Time 35 mins
Servings 30 Slices
Calories 225
Author CakeWhiz


  • 2 cups All-purpose flour
  • 1 tsp Baking soda
  • 1/4 tsp Baking powder
  • 1 tsp Cinnamon powder
  • 1/2 cup Butter Unsalted, Room temperature
  • 1 cup Granulated sugar
  • 1/4 cup Brown sugar
  • 2 Eggs Large
  • 1 tsp Vanilla extract
  • 1 cup Bananas Ripe, Mashed, About 2-3 large bananas
  • 1/2 cup Sour cream OR yogurt, Full Fat
  • 3/4 cup Chocolate chips Mini, Coated in some flour to prevent sinking
  • 2 cups Cream cheese frosting


  • In a mixing bowl, whisk together the flour, baking powder, baking soda, cinnamon powder. Keep aside.
  • In another mixing bowl, cream together butter, granulated sugar and brown sugar until light and fluffy.
  • Add eggs, vanilla extract, mashed bananas, sour cream and mix until smooth and creamy. 
  • Dump the dry flour mixture into this wet mixture and mix until just combined. 
  • Coat chocolate chips in some flour and STIR these coated chocolate chips in the batter. Don't mix them aggressively!
  • Pour batter in a greased/ floured rectangle baking pan (Dimensions: 10x15). Spread it with a spatula.
  • Bake at 350 degrees for about 20-25 minutes or until an inserted toothpick in the center comes out clean.
  • Allow the cake to cool down completely.
  • Ice the top of the cake with cream cheese frosting and toss some chocolate chips, if you like. Enjoy! 


  • Read all my tips above.
  • You can omit the chocolate chips and make just a simple banana sheet cake. 
  • Leftovers can be stored in a sealed container in the fridge for up to 3 days. 


Calories: 225kcal | Carbohydrates: 35g | Protein: 1g | Fat: 9g | Saturated Fat: 4g | Cholesterol: 21mg | Sodium: 123mg | Potassium: 59mg | Sugar: 26g | Vitamin A: 150IU | Vitamin C: 0.7mg | Calcium: 18mg | Iron: 0.6mg