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banana bars with cream cheese frosting on top of a black rack

Banana Bars with Cream Cheese Frosting

  • Author: Elizabeth Waterson I Confessions of a Baking
  • Prep Time: 20
  • Cook Time: 25
  • Total Time: 45 minutes
  • Yield: 40-60 Bars Depending 1x
  • Category: Dessert
  • Method: Bake
  • Cuisine: American


Moist Banana Bread cake is frosted with a luscious cream cheese frosting. A nice change from traditional banana bread these Banana Bread Bars with Cream Cheese Frosting are great for a bake sale, party or Sunday afternoon treat!



Banana Bars

  • 300 Grams (1 1/2 cups) Granulated Sugar
  • 8oz (1 cup) Sour Cream
  • 4oz (1/2 cup/1 stick) Unsalted Butter, softened
  • 2 Large Eggs, at room temp.
  • 1 3/4 cups ripe bananas (3 or 4 bananas), mashed
  • 1 tablespoon vanilla extract
  • 250 Grams (2 Cups) All-Purpose Flour
  • 1 teaspoon baking soda
  • 3/4 teaspoon salt


  • 4oz Cream Cheese, softened to room temperature 
  • 2oz (1/4 cup) Heavy Whipping Cream
  • 1 1/2 Teaspoons Pure Vanilla Extract
  • 250 Grams (2 cups) Powdered Sugar/ Icing Sugar


Banana Bars

  1. Preheat oven to 350F and line a 10X15 inch jelly roll pan with nonstick cooking spray. 
  2. In the bowl of an electric mixer combine the sugar, sour cream, melted butter, and eggs.
  3. Blend in the mashed bananas and vanilla extract.
  4. Gently mix in the flour, baking soda, and salt until just combined. Do not overmix the batter.
  5. Spread into prepared baking pan and bake for 20-25 minutes, check the bars are done by gently pressing the center of the pan if the sponge bounces back it is baked or use the toothpick test. 
  6. Let bars cool on a wire rack completely before frosting. 

Cream Cheese Frosting

  1. In the bowl of an electric mixer beat the cream cheese until light and fluffy.
  2. Add the heavy cream, vanilla extract. Using a sieve sift the powdered sugar into the bowl. Mix on low at first and when the powdered sugar is incorporated beat on high for 3 minutes.
  3. Spread on top of bars, store in an airtight container in the fridge for up to 5 days.


  • Bar Recipe: Life as a Lofthouse
  • Frosting: Confessions of a Baking Queen

Keywords: banana bread bars, cream cheese frosted banana bread

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