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Chocolate Banana Kefir Cake

Course Dessert
Cuisine American
Keyword cake
Total Time 1 hour 15 minutes
Servings 15
Author Cherry on My Sundae


Espresso hazelnut streusel

  • 1 ¼ cup all-purpose flour (185 grams)
  • 1 cup brown sugar (200 grams)
  • ½ cup plus 2 tablespoon melted butter (141 grams)
  • ½ cup hazelnuts, chopped (50 grams)
  • 2 teaspoon instant espresso (3 grams)
  • 2 teaspoon ground cinnamon
  • 1 teaspoon vanilla extract
  • pinch of salt

Chocolate banana kefir cake

  • ¾ cup butter softened at room temperature (170 grams)
  • 1 ½ cups granulated sugar (300 grams)
  • 2 large eggs
  • 1 cup mashed bananas (about 2 medium bananas)
  • 1 teaspoon vanilla extract
  • 2 cups all-purpose flour (296 grams)
  • 1 ½ teaspoon baking powder
  • ½ teaspoon baking soda
  • ½ teaspoon salt
  • ½ cup chocolate kefir (125 ml)
  • 1 ½ cups semisweet chocolate chips (260 grams)
  • 1 tablespoon all-purpose flour


  • Preheat oven to 350 degrees F. Line a 9x13 baking pan with parchment paper and spray with cooking spray.
  • Make the espresso hazelnut streusel. Combine all of the ingredients including flour, brown sugar, melted butter, hazelnuts, instant espresso, cinnamon, vanilla, and salt, until well combined. Set aside.
  • Prepare the chocolate banana kefir cake. Cream together the softened butter with sugar until light and fluffy, about 3-4 minutes. Add the eggs, mashed bananas, and vanilla, mixing until well combined.
  • Combine the dry ingredients together including the flour, baking powder, baking soda, and salt. Add the dry ingredients to the batter alternatively with the kefir, starting and ending with the flour mixture.
  • Toss the chocolate chips with 1 tablespoon flour. Add the chocolate chips to the cake batter, gently folding them in. Spread the cake batter in the prepared baking dish in an even layer. Top the cake with the streusel.
  • Bake the chocolate banana kefir cake for 45 minutes or until a toothpick inserted in the center comes out clean. Let cool completely.