Yield: 20 slices

Banana Macadamia Nut Cake Recipe

Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes

Looking for a unique snack cake recipe? This Banana Macadamia Nut Cake is packed with crunchy macadamia nuts, sweet bananas, and topped with creamy vanilla buttercream frosting!


For the cake:

  • ½ cup unsalted butter, softened
  • 1 cup granulated sugar
  • 1 large egg
  • 1 teaspoon vanilla extract
  • 2 large ripe bananas (about 1 ¼ cup mashed)
  • 1 ¾ cup all-purpose flour
  • 1 teaspoon baking powder
  • 1 teaspoon baking soda
  • ½ teaspoon kosher salt
  • 1 cup macadamia nut pieces

For the frosting:

  • ½ cup unsalted butter, softened
  • ½ teaspoon vanilla extract
  • 3 cups powdered sugar
  • 2 Tablespoon whole milk
  • ⅓ cup macadamia nuts pieces


  1. Preheat oven to 350 degree F. Spray a 13x9 baking dish with baking spray. Set aside.
  2. For the cake, beat butter and sugar until creamy, about 3-5 minutes. Beat in egg and vanilla. Add in bananas, beating until smooth and mashed.
  3. Add in flour, baking powder, baking soda, and salt. Fold in macadamia nut pieces. Pour into prepared baking dish.
  4. Bake for 23-25 minutes until toothpick poked in center comes out clean. Remove from oven and cool completely.
  5. For the frosting, beat butter, vanilla, powdered sugar, and milk for about 4-5 minutes until fluffy. Spread over cooled cake and sprinkle with macadamia nut pieces. Serve and enjoy!

Nutrition Information:



Serving Size:

1 slice

Amount Per Serving: Calories: 306Total Fat: 16gSaturated Fat: 7gTrans Fat: 0gUnsaturated Fat: 9gCholesterol: 34mgSodium: 147mgCarbohydrates: 39gFiber: 1gSugar: 28gProtein: 2g

*Nutrition facts are an estimate and not guaranteed to be accurate. Please see a registered dietitian for special diet advice.

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