In a bowl, whisk together the almond butter, coconut oil, coconut sugar, banana, and vanilla extract until smooth and combined. Stir in the almond flour, coconut flour, baking soda, cinnamon and salt. Fold in the walnuts and chocolate chunks.
½ cup creamy almond butter, ¼ cup coconut oil, ½ cup coconut sugar, ⅓ cup mashed ripe banana, 1 tablespoon vanilla extract, ¾ cup almond flour, 3 tablespoons coconut flour, 1 teaspoon baking soda, 1 teaspoon cinnamon, ¼ teaspoon kosher salt, ½ cup toasted walnuts, ½ cup, 4 ounces dark chocolate