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Banana Cake with Vanilla Bean Frosting

from Baked Bree

Ingredients

For the banana cake:

  • 2 tablespoons unsalted butter at room temperature
  • cup sugar
  • ½ cup sour cream
  • ¾ cup mashed very ripe banana about 2 bananas
  • 1 egg
  • 1 teaspoon vanilla
  • 1 cup flour
  • ¼ teaspoon salt
  • ½ teaspoon baking soda

For the vanilla bean frosting:

  • 2 tablespoons butter at room temperature
  • 1 ¼ cups powdered sugar
  • ½ vanilla bean seeds scraped from the bean, or ½ teaspoon vanilla
  • pinch of salt
  • ¼ cup heavy cream or milk

Instructions

To make the cake:

  1. Preheat oven to 375F. Line a 9x9 square pan with parchment (or butter and flour).
  2. Cream together butter and sugar until light in color and fluffy. Add in sour cream, mashed banana, egg, and vanilla. Beat until combined.
  3. In a separate bowl, sift together flour, salt, and baking soda.
  4. Add dry ingredients to wet ingredients and beat until just combined.
  5. Pour mixture into the prepared pan. Bake in preheated oven for 22-26 minutes, or until a toothpick inserted into the center comes out clean.
  6. Let cool completely before frosting.

To make the frosting:

  1. Beat butter and powdered sugar together; add vanilla bean seeds and salt. Slowly add heavy cream, one tablespoon at a time, until the frosting reaches the desired consistency.