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Banana cake with vanilla bean frosting, a slice served on a white plate.

Banana Cake with Vanilla Bean Frosting

Bree Hester
4.15 from 7 votes
Print Recipe Pin Recipe
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Course cake
Cuisine American
Servings 9 servings
Calories 285 kcal

Ingredients
  

  • 2/3 cup sugar
  • 2 Tablespoons room temperature butter
  • 1/2 cup sour cream
  • 3/4 cup mashed very ripe banana about 2 bananas
  • 1 egg
  • 1 teaspoon vanilla
  • 1 cup flour
  • 1/4 teaspoon salt
  • 1/2 teaspoon baking soda

Vanilla Bean Frosting:

  • 2 Tablespoons room temperature butter
  • 1 1/4 cups confectioners sugar
  • 1/4 cup heavy cream
  • 1/2 vanilla bean seeded and scraped
  • pinch of salt

Instructions
 

  • Cream together butter and sugar. Add the sour cream.
    Butter, sugar, and sour cream in a mixing bowl for banana cake.
  • Add the mashed banana, egg, and vanilla.
    Adding mashed banana, egg, and vanilla for Banana Cake.
  • Add the flour, salt, and baking soda. Stop mixing as soon as it is combined.
    Mixing banana cake batter in a stand mixer.
  • Pour the batter into a 9×9 pan that has been coated with cooking spray.
    Banana cake batter in a mixing bowl, ready to pour.
  • Bake in a preheated 375 degree oven for 20 to 25 minutes. The cake will be done when a tester comes out clean.
    Banana cake baked in a square pan.
  • Let the cake cool completely. Start on the frosting by creaming together the butter and confectioners sugar. Add the heavy cream slowly and beat until smooth and fluffy. Add the scraped vanilla bean and a pinch of salt.
    Baked banana cake cooling, with vanilla bean frosting being mixed.
  • Spread the vanilla bean frosting over the cooled cake.
    Spreading vanilla bean frosting over a cooled banana cake in a baking pan.

Nutrition

Calories: 285kcalCarbohydrates: 46gProtein: 3gFat: 11gSaturated Fat: 6gSodium: 179mgFiber: 1g
Keyword banana cake, Easy dessert Recipe, homemade banana cake,, kids-friendly dessert, nostalgic cake, Pinterest recipe, quick baking recipe, simple cake, vanilla bean frosting
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