1. Preheat the oven to 350 degrees F.
2. Prepare your pan by spraying it with cooking spray. You can also line it with parchment paper or aluminum foil.
3. In a large bowl, combine the peanut butter, maple syrup, and eggs. Whisk together until creamy.
4. Add in the flour and baking soda. Mix together again until combined.
5. Lastly, fold in the chopped chocolate, saving a little to top the blondies with.
6. Pour the blondie batter into your prepared baking dish and spread it out evenly.
7. Sprinkle the extra chocolate pieces on top.
8. Bake blondies in the preheated oven for 30-35 minutes.
9. Let the pan cool completely on a wire rack before slicing.
10. Enjoy immediately or store in an airtight container in the fridge for up to 2 weeks.