Chocolate-covered dessert with ripe bananas nearby.

No-Bake Peanut Butter Banana Bars with Chocolate

08/31/2025 | Bonia Bakery |

There’s something about banana bread that just feels comforting—but what if you could get all that flavor in a quick, nourishing, no-bake bar? That’s exactly what these Peanut Butter Banana Bars deliver. Soft, naturally sweetened, packed with protein, and topped with a dreamy layer of dark chocolate, they’re basically banana bread’s upgraded, portable cousin.

I love these bars because they’re flexible and feel indulgent without the guilt. The mashed bananas and natural peanut butter give a creamy, chewy texture, oat flour adds a bit of structure, and a scoop of collagen peptides sneaks in some extra protein. The chocolate topping with a pinch of flaky salt is the perfect finishing touch—rich, smooth, and balanced.

These bars are perfect for breakfast on the go, a post-workout snack, or a little pick-me-up when your bananas are getting brown on the counter. And because they’re no-bake, you can whip them up in just a few minutes with minimal cleanup.

Ingredients (Makes 9 bars)

Base

  • 2 ripe bananas, mashed
  • ½ cup natural peanut butter
  • 2 tbsp maple syrup (or honey)
  • 1 scoop collagen peptides (unflavored)
  • 1 cup oat flour
  • ½ tsp cinnamon (optional)
  • Pinch of salt
  • Optional: 1–2 tbsp mini chocolate chips or chopped nuts

Chocolate Topping

  • ½ cup dark chocolate chips
  • 1 tsp coconut oil
  • Flaky salt for topping (optional)

Directions

  1. In a blender or food processor, combine the mashed bananas, peanut butter, maple syrup, collagen, oat flour, cinnamon, and salt. Blend until smooth and creamy.
  2. Pour the mixture into a parchment-lined loaf or square pan and smooth the top.
  3. Melt the dark chocolate chips with coconut oil and pour over the banana base, spreading evenly.
  4. Sprinkle with flaky salt if desired.
  5. Chill in the fridge or freezer until firm, about 1–2 hours.
  6. Slice into bars and enjoy. Store in the fridge for up to 1 week or freeze for longer storage.

These Peanut Butter Banana Bars are soft, creamy, and naturally sweet, with just the right touch of chocolate. They’re the kind of recipe that feels wholesome yet indulgent, perfect for busy mornings, snack time, or anytime you want a little treat with substance.