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Peanut Butter Banana Bread Recipe

4.6 from 100 reviews

This Peanut Butter Banana Bread is a moist, flavorful loaf combining ripe bananas, creamy peanut butter, and Greek yogurt for a healthy twist. Sweetened naturally with maple syrup, this recipe includes a protein boost with protein powder and oat flour for a hearty texture. A creamy peanut butter frosting topping option makes it extra indulgent, perfect for breakfast, snack, or dessert.

Ingredients

Scale

Main Ingredients

  • 2 ripe bananas (about 7 oz / 200 g in total)
  • ⅓ cup (90 g) peanut butter (creamy and natural)
  • ⅓ cup (90 g) Greek yogurt (minimum 2% fat)
  • 1 large egg
  • ⅓ cup (80 ml) maple syrup (or honey)
  • 1 tsp vanilla extract
  • 1 tsp ground cinnamon (optional)
  • ⅙ tsp salt (if using unsalted peanut butter)
  • 2 cups (200 g) oat flour (or preferred flour)
  • 2 tsp baking powder
  • ½ cup (50 g) protein powder (as a replacement for ½ cup (50 g) flour)

Frosting Ingredients (Optional)

  • ¼ cup (60 g) Greek yogurt
  • 3 tbsp cream cheese (low-fat or regular)
  • 1 ½ tbsp peanut butter
  • 1 ½ tbsp preferred sweetener (monk fruit used)

Instructions

  1. Preheat oven: Preheat your oven to 350°F (180°C). Prepare a 7.9-inch (20 cm) loaf pan by lining it with parchment paper or lightly greasing it with oil. For a peanut butter cake, you can use a 7×7 inch brownie pan instead.
  2. Mix wet ingredients: In a large mixing bowl, mash the ripe bananas until smooth. Add in the creamy peanut butter, Greek yogurt, egg, maple syrup (or honey), vanilla extract, and a pinch of salt if using unsalted peanut butter. Stir until all the wet ingredients are thoroughly combined.
  3. Mix batter: Add the oat flour, protein powder, and baking powder to the wet mixture. Stir gently until just incorporated. Depending on the texture, adjust by adding a little more oat flour if the batter seems too runny, or a splash of milk if too thick.
  4. Bake: Pour the batter into your prepared loaf pan, spreading it evenly. Bake in the preheated oven for 30-35 minutes or until a toothpick inserted into the center comes out clean. Once baked, allow the bread to cool before slicing.
  5. Prepare Optional Peanut Butter Frosting: In a small bowl, combine Greek yogurt, cream cheese, peanut butter, and your preferred sweetener (monk fruit used). Mix well until the frosting is smooth and creamy.
  6. Frost the bread: After the banana bread has completely cooled, spread the peanut butter frosting evenly over the top. Slice and serve as desired.

Notes

  • Use ripe bananas for best flavor and natural sweetness.
  • You can substitute oat flour with any preferred flour if needed.
  • Adjust sweetness with maple syrup, honey, or your preferred sweetener.
  • Adding ground cinnamon is optional but adds warm spice flavor.
  • The protein powder helps add nutritional value but can be omitted if desired.
  • Ensure the bread is fully cooled before frosting to prevent melting.
  • Store leftovers in an airtight container for up to 3 days at room temperature or refrigerate for longer freshness.

Keywords: peanut butter banana bread, healthy banana bread, protein banana bread, Greek yogurt banana bread, peanut butter frosting bread