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brown sugar banana cake
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Brown Sugar Banana Cake

Bursting with brown sugar and bananas, this Brown Sugar Banana cake, a light and moist cake topped with a brown sugar buttercream frosting.
Prep Time10 minutes
Cook Time45 minutes
Total Time55 minutes
Course: Bread, Cake
Cuisine: American
Keyword: bananas, brown sugar, brown sugar banana cake, brown sugar buttercream, cinnamon
Servings: 12 squares
Calories: 298kcal
Author: NicholeL

Ingredients

For the Banana Cake:

  • 1 ¾ cup all purpose flour
  • 1 tablespoon cinnamon
  • 1 teaspoon baking soda
  • ¼ teaspoon salt
  • 2 eggs lightly beaten
  • 4 ripe bananas mashed
  • 1 tablespoon vanilla
  • 1 stick unsalted butter melted
  • ¾ cup brown sugar divided

For the Frosting: 

  • 1 stick unsalted butter softened
  • ¼ cup brown sugar
  • 2 cups powdered sugar
  • ½ teaspoon cinnamon
  • ½ teaspoon salt
  • 1-2 tablespoon milk

Instructions

For the Banana Cake:

  • Preheat the oven to 350 degrees. Spray an 8x8 baking dish and line with parchment paper. Set aside.
  • Whisk together your flour, cinnamon, baking soda and salt together in a medium bowl.
  • In a large bowl, beat combine the beaten eggs, mashed bananas and vanilla together.
  • In a small bowl, melt the butter and whisk in ⅔ cup of the brown sugar.
  • Pour the brown sugar mixture over the banana mixture and then gently fold in the flour mixture until no lumps of flour remain.
  • Pour into the prepared baking dish. Sprinkle the remaining brown sugar on top.
  • Bake for 40-45 minutes or until a toothpick inserted into the center of the cake comes out clean.
  • Remove from the oven and let cool entirely on a wire rack.

For the Frosting:

  • Beat the butter in the bowl of a stand mixer until light and fluffy. Add in the brown sugar until combined.
  • Slowly add in the powdered sugar, ½ cup at a time, until fully incorporated. Add in the cinnamon and salt, and then add in milk if needed.
  • Spread the frosting over the cooled cake and cut into 12 squares to serve.

Nutrition

Serving: 1bar | Calories: 298kcal | Carbohydrates: 35.5g | Protein: 3.5g | Fat: 16.4g | Saturated Fat: 10g | Cholesterol: 68mg | Sodium: 421mg | Fiber: 1.8g | Sugar: 16.9g