1: Preheat the oven to 350°F.
2: In a bowl, mash the bananas.
3: Add maple syrup, eggs, coconut oil, and vanilla extract to the mashed bananas and mix well.
4: In another bowl, combine almond flour, baking powder, cinnamon, and salt.
5: Mix the dry ingredients into the wet ingredients until combined.
6: Fold in the dark chocolate chips and walnuts.
7: Pour the batter into a greased loaf pan.
8: Bake for 55 minutes or until a toothpick comes out clean.