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Square frosted Banana Bars on a yellow plate

Frosted Banana Bars

Are you looking for a banana recipe idea and craving a sweet dessert?  These Frosted Banana Bars are the perfect way to use bananas that are about to go bad in a delicious cake topped with cream cheese icing!
Course Dessert
Cuisine American
Keyword Frosted Banana Bars
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Servings 15 pieces
Calories 594kcal
Author Jennifer @ Plowing Through Life



  • 1/2 cup butter softened
  • 1 1/2 cups sugar
  • 2 eggs
  • 1 cup sour cream
  • 1 teaspoon vanilla extract
  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 2 medium ripe bananas mashed (about 1 cup)


  • 8 ounces cream cheese softened
  • 1/2 cup butter softened
  • 2 teaspoons vanilla extract
  • 3 3/4 - 4 cups powdered sugar


  • Grease 15 x 10 x 1-inch baking pan.  Preheat oven to 350 degrees.
  • In a large bowl, cream butter and sugar until light and fluffy.  Add the eggs, sour cream and vanilla.  
  • Combine the flour, baking soda; gradually add to the creamed mixture.  Stir in bananas.  Spread into greased cookie sheet.  Bake for 20 - 25 minutes or until a toothpick inserted near the center comes out clean.


  • In a large bowl, beat the cream cheese, butter and vanilla until fluffy.  Gradually beat in enough powdered sugar to achieve desired consistency.  Frost bars.  Store in the refrigerator.


Calories: 594kcal | Carbohydrates: 99g | Protein: 4g | Fat: 21g | Saturated Fat: 13g | Cholesterol: 79mg | Sodium: 252mg | Potassium: 125mg | Fiber: 1g | Sugar: 84g | Vitamin A: 719IU | Vitamin C: 2mg | Calcium: 42mg | Iron: 1mg