01 -
Preheat oven to 350°F (175°C). Grease a 9x5-inch loaf pan and line with parchment paper.
02 -
In a medium bowl, whisk together all-purpose flour, whole wheat flour, baking powder, baking soda, ground cinnamon, and salt until well combined.
03 -
In a large bowl, mash the ripe bananas with a fork until only small lumps remain.
04 -
Using a hand mixer or a stand mixer fitted with a paddle attachment, cream softened butter and brown sugar until light and fluffy, about 2-3 minutes.
05 -
Beat in eggs one at a time, mixing well after each addition. Blend in maple syrup and vanilla extract until fully incorporated.
06 -
Mix mashed bananas into the wet ingredients until combined, taking care not to overmix.
07 -
Fold the dry ingredients into the wet mixture gently using a spatula until just combined. Batter should remain lumpy and thick; avoid overmixing.
08 -
Pour the batter into the prepared loaf pan and spread it evenly. Bake in the center of the oven for 50-60 minutes, or until a toothpick inserted in the center emerges with a few moist crumbs attached.
09 -
Allow cake to cool in pan for 10 minutes before transferring to a wire rack. Serve slightly warm, optionally with a pat of butter.