Preheat oven and prepare pan: Preheat your oven to 350°F (180°C). Grease and flour a 9×13-inch baking pan. Set aside.
Whisk dry ingredients: In a large bowl, whisk together the flour, baking soda, cinnamon, and salt. Set aside.
Mix wet ingredients: In a medium bowl, first mash the bananas. Add the, eggs, yogurt, olive oil, and vanilla. Whisk until well combined.
Add Sugars: To the wet mixture, whisk in both sugars.
Combine: Pour the wet mixture into the dry ingredients. Mix with a spatula or wooden spoon until combined, making sure not to overmix.
Bake: Pour into the lined baking pan and bake for 30-32 minutes or until a skewer inserted into the middle comes out clean or with a few moist crumbs. Allow to cool completely in the pan. Cream Cheese Frosting
Sift Ingredients: Sift the powdered sugar into a medium bowl. Set aside.
Cream Cheese Frosting
Cream Base: Using electric beaters, beat the softened cream cheese and butter in a large bowl until smooth, about 1 minute. Scrape down the sides of the bowl.
Add Sugar: Gradually add the sifted sugar mixture, beating until the frosting is smooth and creamy.
Frost Bars: Spread the frosting evenly over the cooled cake. Slice into squares, serve and enjoy!
Video
Notes
Store: Keep banana cake in an airtight container in the fridge for up to 5 days.Freeze: Wrap cake individually in plastic wrap and place in a freezer-safe bag or container. Alternatively, arrange them in a single layer in a zip-lock bag or freezer-safe container. Freeze for up to 3 months.Thaw: Defrost in the refrigerator overnight or at room temperature for a few hours before serving.