Banana Bread Crumb Cake

Banana Bread Crumb Cake


This Banana Bread Crumb Cake is a fun twist on both Banana Bread and Crumb Cake…it’s like a muffin in cake form.


  • 2 cups flour
  • 3 tsps baking powder
  • 1 tsp salt
  • 3 ripe bananas
  • ½ cup butter, room temperature
  • 2 cups granulated sugar
  • 2 eggs
  • 1 tsp vanilla
  • 1 cup milk
  • 1 cup cold butter, cubed (for crumb filling and topping)
  • 2 cups light brown sugar ( for crumb filling and topping)
  • 2 cups flour (for crumb filling and topping)
  • 1 cup powdered sugar (for optional glaze)
  • 2 tbsps milk (for optional glaze)


  1. Preheat oven to 350 F.
  2. Spray a 9x13 baking dish with cooking spray, set aside.
  3. In a medium bowl whisk together flour, baking powder and salt. Set aside.
  4. In a large bowl mash bananas until they become liquefied.
  5. Mix in butter until combined and then stir in sugar, eggs and vanilla until mixed well.
  6. Stir in milk and flour until combined.
  7. For Crumb filling/topping: Prepare crumb filling/topping by combining all the ingredients together cutting them together with a fork or pastry cutter until a coarse crumb forms. Pour ½ of the batter into the prepared pan. Top with ⅓ of the crumb mixture. Cover the filling with the remaining batter and top with remaining crumb mixture.
  8. Bake for 50-55 minutes until the center is set and a toothpick comes out clean. Cool for 10 minutes.
  9. Optional icing: If desired mix powdered sugar and milk together and drizzle on top.