Preheat oven to 350 degrees F. Line an 8-inch baking pan with parchment paper and grease. Set aside.
In the bowl of an electric mixer or in a regular bowl, combine bananas, almond butter, coconut oil, coconut sugar, and vanilla and mix until well combined.
In a small bowl combine coconut flour, baking powder, baking soda, cinnamon, and salt. Set aside.
Add eggs one at a time to the wet ingredients and mix until combined.
Add dry ingredients to wet ingredients and mix until completely combined.
Pour batter into prepared pan and LAY SLICED BANANA ON TOP bake for 30 to 40 minutes, until top is set and a toothpick inserted in the center comes out clean.
Let cool in the pan for 5 minutes before gently removing the loaf from the pan to a wire rack to cool.
Slice and serve with additional almond butter, if desired.