Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies (Healthy, Gooey & High-Protein!)

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By Lydia Madisyn

Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies

Thank you so much for stopping by today — truly. I am so excited to share these Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies, because the moment I pulled them from the oven the first time, my whole kitchen smelled like warm peanut butter brownies.

These blondies are soft, gooey, chocolate-studded, banana-sweetened, and secretly healthy. The kind of tray bake that disappears shockingly fast in my house… especially if my kids spot the melted dark chocolate before I do!

They’re high-protein, naturally sweetened, gluten-free, and made with just a few everyday ingredients you probably already have on hand. If you love nourishing desserts that still feel decadent, make sure you subscribe to my email list — I’d love to bake together every week. 💛

What These Blondies Are All About

These blondies are the best kind of hybrid: part banana bread, part fudgy brownie, part wholesome oatmeal bake… but somehow magically tasting like dessert.

Made with:

  • Greek yogurt → creaminess + protein
  • Bananas → natural sweetness and moisture
  • Oat flour → hearty, gluten-free base
  • Dark chocolate chunks → melty heaven

They are the perfect treat for:

  • Healthy dessert
  • Afternoon snack
  • Kids’ lunchboxes
  • Breakfast-on-the-go (YES these count!)
  • Meal prep
  • Pre- or post-workout fuel

Why You’ll Love These Blondies

  • Soft, gooey, chocolatey texture
  • Naturally sweetened (bananas + honey!)
  • High protein from Greek yogurt
  • Gluten-free with oat flour
  • One bowl, no mixer, done in minutes
  • Lower sugar than traditional blondies
  • Perfect freezer-friendly treat

What They Taste Like

Imagine banana bread… but denser.
And brownie-like.
With melted pockets of dark chocolate and a subtle peanut butter richness.

The edges get golden and chewy, while the center stays soft and fudgy. Every bite tastes like warm comfort.

Full Ingredient List

This Now, Make It Later!
  • 2 bananas (ripe = sweeter & softer blondies)
  • 1/2 cup Greek yogurt
  • 1/4 cup honey
  • 1/3 cup cocoa powder
  • 1 cup oat flour (or blended rolled oats)
  • 1/3 cup dark chocolate chunks
  • Optional but recommended:
    • Pinch of salt
    • 1 teaspoon vanilla extract
    • 1 tablespoon peanut butter (for richness!)

Tools You’ll Need

  • Mixing bowl
  • Fork or whisk
  • Spatula
  • 8×8 baking pan or loaf pan
  • Parchment paper

Suggested Substitutions & Add-Ins

Substitutions

  • Greek yogurt → plain yogurt or dairy-free yogurt
  • Honey → maple syrup, agave
  • Dark chocolate chunks → chocolate chips or chopped bar
  • Oat flour → almond flour (swap 1:1)

Add-Ins

  • 1 tablespoon peanut butter swirled on top
  • Chopped walnuts
  • White chocolate chips
  • Cinnamon
  • Coconut flakes

How to Make Dark Chocolate PB Greek Yogurt Banana Blondies

This is one of the easiest healthy bakes you’ll ever make.

Step 1: Prep

Preheat oven to 350°F (175°C).
Line your baking pan with parchment.

Step 2: Mash Bananas

In a mixing bowl, mash bananas until smooth and creamy.

Step 3: Add Wet Ingredients

Stir in:

  • Greek yogurt
  • Honey
  • Peanut butter (if using)
  • Vanilla

Your batter will look thick and glossy.

Step 4: Add Dry Ingredients

Mix in:

  • Oat flour
  • Cocoa powder
  • Salt (if using)

Fold gently until combined.

Step 5: Add Chocolate

Fold in the dark chocolate chunks.
Save a few for the top — trust me.

Step 6: Bake

Spread batter into your pan.
Bake 18–24 minutes depending on thickness.

The center should look set but still soft — fudgy blondies NEED that slight softness.

Step 7: Cool & Slice

Cool at least 20 minutes before slicing.
Warm blondies are heaven, cold blondies are chewy perfection.

What to Serve With These Blondies

  • A drizzle of warm peanut butter
  • A scoop of vanilla Greek yogurt
  • Cold brew or hot coffee
  • Milk (almond, oat, dairy)
  • Warm berries on top

For dessert? Top with a scoop of vanilla ice cream.
For breakfast? Pair with fruit and yogurt — done.

Tips for Perfect Blondies

  • Use RIPE bananas for sweetness
  • Don’t overbake — they firm as they cool
  • Add extra chocolate on top before baking
  • Use thick Greek yogurt for best texture
  • For gooey blondies → bake 18–20 minutes
  • For firmer blondies → bake 22–24 minutes

Storage Instructions

  • Fridge: 5–6 days
  • Freezer: 3 months
  • Room temp: 24 hours only

They freeze BEAUTIFULLY — thaw for 10 minutes or microwave 8 seconds.

General Information

These blondies embody everything I love about modern healthy baking: nourishing ingredients, dessert vibes, minimal prep, and total family approval. Oat flour and Greek yogurt come together to create a moist, fudgy texture without butter or refined sugar — something our grandmothers would be impressed by!

They’re perfect for anyone who wants dessert that also fuels the body.

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Frequently Asked Questions

1. Can I make these dairy-free?
Yes — just use dairy-free yogurt.

2. Can I use rolled oats instead of oat flour?
Yes — blend them into flour first.

3. Can I skip cocoa powder?
You can, but then they become banana PB oat bars instead of blondies.

4. Can these be made without honey?
Yes — use maple syrup.

5. Why are mine too soft?
Chill them! They firm beautifully in the fridge.

Conclusion

I hope these Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies bring as much joy to your home as they do to mine. They’re wholesome, fudgy, deeply chocolatey, and simply irresistible.

Try these next from my site:

Thank you for baking with me today — it truly means the world. 💛

Interactive Elements

I want to see your blondies!
Pin them or share them here:
👉 https://www.pinterest.com/poulefrecipe/

And please leave a comment — it helps more food lovers find this recipe.

Nutrition Information (Approx. per blondie, 9 blondies)

NutrientAmount
Calories150
Protein5g
Carbs22g
Fat4g
Sugar12g
Fiber3g
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Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies (Healthy, Gooey & High-Protein!)


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  • Author: Lydia Madisyn
  • Total Time: 32 minutes
  • Yield: 9 blondies 1x

Description

These Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies are fudgy, gooey, naturally sweetened, and packed with wholesome ingredients. Made with ripe bananas, Greek yogurt, oat flour, and dark chocolate chunks, they’re a healthier treat everyone will love.


Ingredients

Scale

2 bananas (ripe)

1/2 cup Greek yogurt

1/4 cup honey

1/3 cup cocoa powder

1 cup oat flour

1/3 cup dark chocolate chunks

Optional: pinch of salt

Optional: 1 teaspoon vanilla extract

Optional: 1 tablespoon peanut butter


Instructions

1. Preheat oven to 350°F (175°C) and line an 8×8 baking pan with parchment paper.

2. Mash bananas in a large mixing bowl until smooth.

3. Add Greek yogurt, honey, vanilla extract, and peanut butter if using. Mix until creamy.

4. Stir in oat flour, cocoa powder, and a pinch of salt. Mix until a smooth batter forms.

5. Fold in the dark chocolate chunks, reserving a few for the top.

6. Spread batter evenly into the prepared pan and sprinkle remaining chocolate on top.

7. Bake for 18–24 minutes, depending on desired fudginess.

8. Let cool for at least 20 minutes before slicing for the best texture.

Notes

Use very ripe bananas for maximum sweetness and moisture.

For richer blondies, add 1 tablespoon of creamy peanut butter into the batter.

To make dairy-free, use dairy-free yogurt.

Do not overbake—blondies continue to set as they cool.

Refrigerate for a firmer, chewier texture. They taste AMAZING cold!

Store in the fridge for 6 days or freeze for up to 3 months.

  • Prep Time: 10 minutes
  • Cook Time: 22 minutes
  • Category: Dessert
  • Method: Baked
  • Cuisine: American

Nutrition

  • Serving Size: 1 blondie
  • Calories: 150
  • Sugar: 12
  • Sodium: 40
  • Fat: 4
  • Saturated Fat: 2
  • Unsaturated Fat: 2
  • Trans Fat: 0
  • Carbohydrates: 22
  • Fiber: 3
  • Protein: 5
  • Cholesterol: 10
Dark Chocolate Peanut Butter Greek Yogurt Banana Blondies (Healthy, Gooey & High-Protein!)
Lydia Madisyn
Recipe Developer & Food Blogger at BLYNO LLC | Website

Lydia Madisyne is a food lover and recipe creator who believes cooking is all about love, comfort, and connection. On poulef.com, she shares wholesome, flavorful dishes and everyday inspiration to make your kitchen a place of joy.

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