8-Step High Protein Greek Yogurt Banana Brownies with Chocolate Chip Layers – Fudgy, Moist & Guilt-Free

Oh my dear friends… if brownies and banana bread had a rich, fudgy, protein-packed love story — this would be it.

These High Protein Greek Yogurt Banana Brownies with Chocolate Chip Layers are soft in the center, deeply chocolatey, naturally sweetened, and layered with melty chocolate chips in every bite. They’re moist like banana bread but dense and satisfying like brownies.

And here’s the best part? They’re packed with protein from Greek yogurt and chocolate protein powder — making them perfect for breakfast, post-workout fuel, or a wholesome dessert that doesn’t leave you feeling heavy.

When these bake, your kitchen smells like warm cocoa and caramelized banana. It’s the kind of aroma that makes everyone wander in asking, “Are those ready yet?”

If you love healthy comfort baking that still tastes indulgent, make sure you’re subscribed to my email list. I’ve got so many nourishing treats to share with you.

Now let’s bake something fudgy and fabulous.

Overview of High Protein Greek Yogurt Banana Brownies

These banana brownies are:

• High in protein
• Naturally sweetened
• Gluten-free friendly
• Deeply chocolatey
• Soft and fudgy inside
• Layered with chocolate chips

Why You’ll Love Them

Unlike traditional brownies that rely heavily on butter and sugar, this recipe uses ripe bananas and Greek yogurt to create moisture and richness — without sacrificing flavor.

The chocolate chip layers melt into ribbons throughout the brownies, creating pockets of gooey goodness.

They’re wholesome… but no one will guess.

Full Ingredient List (Makes 9–12 Squares)

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Wet Ingredients

• 2 ripe bananas, mashed (about 1 cup mashed)
• 1/2 cup (120g) plain Greek yogurt (2% or full-fat)
• 1/4 cup (60ml) honey or pure maple syrup
• 2 large eggs (room temperature)
• 1 teaspoon pure vanilla extract

Dry Ingredients

• 1/2 cup (50g) unsweetened cocoa powder
• 1 cup (100g) oat flour (certified gluten-free if needed)
• 1 scoop (25–30g) chocolate protein powder
• 1/2 teaspoon baking powder
• Pinch of salt

Chocolate Chip Layers

• 1/2 cup (90g) chocolate chips (dark or semi-sweet)

Optional Add-Ins:
• 1 tablespoon coconut oil (for extra fudginess)
• 1 tablespoon milk if batter feels too thick

Ingredient Secrets for Fudgy Brownies

Bananas

Very ripe bananas add natural sweetness and moisture.

Cocoa Powder

Use high-quality unsweetened cocoa for deep chocolate flavor.

Protein Powder

Chocolate flavor blends seamlessly. If using plant-based protein, add 1 tablespoon milk for moisture.

Oat Flour

Creates a tender crumb without heaviness.

Tools You’ll Need

• 8×8 inch baking pan
• Mixing bowls
• Whisk
• Spatula
• Parchment paper

How to Make High Protein Greek Yogurt Banana Brownies

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Step 1: Preheat & Prepare

Preheat oven to 350°F (175°C).

Line an 8×8 pan with parchment paper.

Step 2: Mash Bananas

Mash bananas until smooth with a few small lumps remaining.

Step 3: Mix Wet Ingredients

In a large bowl, whisk together:

• Mashed bananas
• Greek yogurt
• Honey or maple syrup
• Eggs
• Vanilla

Mix until creamy and smooth.

Step 4: Combine Dry Ingredients

In a separate bowl, whisk:

• Cocoa powder
• Oat flour
• Protein powder
• Baking powder
• Salt

Step 5: Combine Batter

Fold dry ingredients into wet ingredients.

Do not overmix.

Batter should be thick and rich.

If too thick, add 1 tablespoon milk.

Step 6: Create Chocolate Chip Layers

Pour half the batter into prepared pan.

Sprinkle half the chocolate chips.

Add remaining batter.

Top with remaining chocolate chips.

Gently press some into the surface.

Step 7: Bake

Bake for 25–30 minutes.

Edges should be set.

Center should be slightly soft but not wet.

Do not overbake — fudgy texture is key.

Step 8: Cool & Slice

Let cool completely before slicing.

This helps brownies firm up and hold their shape.

What to Serve with Banana Brownies

• Glass of cold milk
• Dollop of Greek yogurt
• Scoop of high protein ice cream
• Drizzle of peanut butter

They’re delicious chilled too!

Tips for Making Them Perfect

• Use very ripe bananas
• Don’t overbake
• Let cool fully before slicing
• Store overnight for even fudgier texture
• Add walnuts for crunch

Storage Instructions

Room Temperature:
Up to 2 days.

Refrigerator:
Up to 5 days.

Freezer:
Freeze individually wrapped squares for 2 months.

Reheat 10–15 seconds for melty chips.

Nutritional Information (Per Square – 12 Squares)

Nutrient	Amount
Calories	170
Protein	8–10g
Carbohydrates	20g
Sugar	9g
Fat	6g
Fiber	3g
Sodium	110mg

Balanced and protein-packed.

Frequently Asked Questions

Can I make them dairy-free?
Use dairy-free yogurt and plant protein powder.

Can I reduce sweetener?
Yes — ripe bananas provide natural sweetness.

Can I use almond flour?
Texture will change slightly but works with adjustments.

Can I add peanut butter swirl?
Absolutely — swirl 2 tablespoons into the top before baking.

Related Recipes You’ll Love

• High Protein Peanut Butter Chocolate Banana Bread
https://poulef.com/high-protein-peanut-butter-chocolate-banana-bread

• Soft High Protein Greek Yogurt Banana Bread
https://poulef.com/soft-high-protein-greek-yogurt-banana-bread

• Protein Cottage Cheese Brownies
https://poulef.com/protein-cottage-cheese-brownies

• Lemon Protein Balls
https://poulef.com/lemon-protein-balls

• High Protein Ice Cream
https://poulef.com/high-protein-ice-cream

Interactive Pinterest Section

Save these High Protein Greek Yogurt Banana Brownies to your healthy dessert board:

https://www.pinterest.com/poulefrecipe/

Tell me:

• Extra chocolate chips?
• Added peanut butter swirl?
• Warm or chilled?

Tag me so I can see your fudgy squares!

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