Simple Recipe for Tender
Banana Sour Cream Squares

Ingredients for these moist, tender, cake-like banana sour cream squares include:

ingredients for banana sour cream squares

Sour cream 1 cup
Sugar ½ cup
Unsalted butter, softened ¼ cup or ½ stick
Egg 1 large
Vanilla extract 1 tsp
Bananas, mashed ¾ cup
All purpose flour 1 cup
Baking soda ½ tsp
Salt ½ tsp
Walnuts or pecans, chopped ½ cup


    bar cookies - ready for egg

  • Preheat oven to 375 degrees F., and grease a 9″ x 9″ baking pan. Alternatively, line it with parchment paper.

  • Cream softened butter, sour cream, and sugar together until fluffy.


    dough for banana sour cream squares
  • Add egg, vanilla extract, mashed bananas and combine them well.

  • Gradually blend in flour, salt, and baking powder.


    banana sour cream squares - ready for baking

  • Stir in chopped nuts and spread cookie dough evenly in prepared baking pan.


    bar cookies are done
  • Bake for about 20 minutes or until edges are lightly browned. If a toothpick inserted in the center of the pan comes out clean, cookies are ready.


    ingredients for rum glaze

  • Cool completely in baking pan before spreading either rum, lemon, or vanilla glaze.

For rum glaze, you need the following ingredients:


Light rum 1/4 cup
Unsalted butter, room T. 1 Tbsp
Confectioners’ sugar, sifted 2 cups
Vanilla extract 1 tsp
a pinch of salt

rum glaze for banana sour cream squares

Combine all ingredients and mix until smooth. Add additional rum or confectioners’ sugar to achieve your desired consistency.


scrumptious banana sour cream squares

Spread glaze evenly over banana sour cream squares before cutting.



For vanilla glaze, substitute 1/4 cup of either milk or heavy cream for light rum.

For lemon glaze, use 1/4 cup of freshly squeezed lemon juice, 1 tsp of lemon zest and increase amount of confectioners’ sugar to 3 cups.

Other Easy Recipes for Delicious Bar Cookies

Idea for this cookie recipe for banana sour cream squares comes from The Four-Sided Cookie by Lorraine Bodger.