01 -
Preheat oven to 175°C. Grease and flour two 20 cm round cake pans or line with parchment paper.
02 -
Whisk together flour, baking soda, baking powder, salt, and ground cinnamon in a bowl.
03 -
In a large bowl, beat softened butter and granulated sugar until light and fluffy. Incorporate eggs one at a time, followed by vanilla extract.
04 -
Mix in mashed ripe bananas until the batter is smooth.
05 -
Add the flour mixture and buttermilk in alternating batches, starting and finishing with the dry ingredients. Stir just until combined; avoid overmixing.
06 -
Divide the batter evenly between the prepared pans and smooth the surfaces. Bake for 25 to 30 minutes, or until a toothpick inserted in the center comes out clean.
07 -
Let the cakes cool in the pans for 10 minutes. Turn out onto wire racks and allow to cool completely before frosting.
08 -
Beat softened cream cheese and butter together until smooth. Gradually incorporate powdered sugar on low speed, then add vanilla extract and a pinch of salt. Increase to medium-high speed and mix for 2 to 3 minutes until the frosting is fluffy.
09 -
Place one cake layer on a serving plate. Spread frosting over the top, add the second layer, and cover the top and sides with remaining frosting. Decorate as desired.