slice of banana cake with fork on grey plate

Easy Vegan Banana Cake with Peanut Butter Frosting

  • Author: thebananadiaries
  • Prep Time: 10
  • Cook Time: 35
  • Total Time: 45 minutes
  • Yield: 12 1x


This easy vegan banana cake is so moist and sweet, yet is sweetened naturally and can easily be made gluten free! Topped with a vegan peanut butter frosting, you’ll fall in love with this healthy banana cake!



Vegan Banana Cake:

  • 3 cups organic flour, sifted
  • 1 tsp baking soda
  • 3 tsp baking powder
  • 1/4 tsp sea salt
  • 1 cup almond milk, room temperature
  • 2 tsp apple cider vinegar
  • 3/4 cup maple syrup, room temperature
  • 2 tsp vanilla extract
  • 3 large ripe bananas, mashed

Vegan Peanut Butter Frosting:

  • 1/3 cup peanut butter, smooth
  • 1/3 cup vegan butter, softened to room temperature
  • 1/3 cup coconut sugar
  • 23 tbsp coconut cream


  1. Preheat the oven to 375F and grease a 7×11 inch pan with coconut or olive oil.
  2. Add apple cider vinegar to the almond or coconut milk and let it sit while preparing the other ingredients.
  3. In a large bowl, whisk together flour, sea salt, baking soda, and baking powder. Set aside.
  4. In a medium bowl, beat together almond milk, maple syrup, and vanilla extract. Set aside.
  5. Fold in mashed bananas to the whisked flour until it resembles a crumbly texture.
  6. Add in about 1/3 of the wet mixture into the crumbly flour and mix thoroughly. Add in another 1/3 and continue mixing. Finally, add in the final 1/3 of the wet mixture and mix until it’s a thick batter.
  7. Pour banana batter into the sheet cake pan and place into the oven.
  8. Bake for 30-35 minutes, or until toothpick comes out clean.
  9. Remove from the oven and let cool before completely frosting. 

Making the Peanut Butter Frosting:

  1. When ready to frost, beat together the butter, peanut butter, coconut cream, and coconut sugar until smooth.
  2. For a smoother texture, add in more coconut cream by the tablespoon.
  3. Frost your vegan banana cake and enjoy!

  • Category: Dessert
  • Method: Baking


  • Serving Size: 1 square
  • Calories: 310
  • Sugar: 22
  • Sodium: 347
  • Fat: 10
  • Saturated Fat: 5
  • Unsaturated Fat: 5
  • Carbohydrates: 51
  • Fiber: 1
  • Protein: 5

Keywords: banana cake, sheet cake, vegan, gluten free, refined sugar free, healthy dessert