01 -
Heat your oven to 350°F (175°C). Line an 8x8-inch baking pan with parchment paper, leaving some overhang for easy removal, or lightly grease the pan with cooking spray.
02 -
In a large bowl, thoroughly mash the bananas with a fork until smooth and no large chunks remain. Add the peanut butter, honey or maple syrup, and vanilla extract. Stir everything together until you have a smooth, well-blended mixture.
03 -
Tip in the rolled oats, salt, and cinnamon (if using) to your wet mixture. Stir until everything is evenly combined. Gently fold in any optional ingredients like chocolate chips, raisins, or chopped nuts, distributing them throughout the mixture.
04 -
Scoop all of your mixture into the prepared baking pan. Using a spatula or the back of a spoon, press the mixture down firmly and evenly. Take a moment to smooth out the top surface for even baking.
05 -
Place the pan in your preheated oven and bake for 25-30 minutes. You'll know they're done when the edges turn golden brown and the center feels set when lightly touched.
06 -
Once baked, let the bars rest in the pan for about 10 minutes to set up. Then, use the parchment paper to lift the entire slab out onto a wire cooling rack. Allow to cool completely before cutting into 12 bars or your preferred size.