Cream Cheese Cinnamon Swirl Protein Loaf

Featured in: Sunbeam Starts

This moist banana bread-inspired loaf combines ripe bananas, Greek yogurt, and protein powder for a high-protein base that's both nutritious and satisfying. The star feature is the luscious cinnamon cream cheese swirl that runs throughout, adding sweetness and visual appeal to every slice. Perfect for meal prep breakfasts or post-workout snacks, each slice delivers 10g of protein while maintaining the comforting texture of traditional banana bread.

Updated on Mon, 02 Feb 2026 16:39:00 GMT
A slice of Cream Cheese Cinnamon Swirl Protein Loaf on a wooden cutting board, revealing a moist banana bread interior with a thick, creamy cinnamon ribbon. Save
A slice of Cream Cheese Cinnamon Swirl Protein Loaf on a wooden cutting board, revealing a moist banana bread interior with a thick, creamy cinnamon ribbon. | cheerfulchefs.com

My kitchen timer went off right as my neighbor knocked on the door, and the smell of cinnamon and banana hit us both at once. She peeked over my shoulder at the cooling loaf and asked if I'd been baking all morning. I hadn't, that's the beauty of this recipe. It comes together fast, tastes indulgent, and sneaks in enough protein to actually fuel your day instead of just filling you up with sugar.

I started making this loaf during a week when my usual breakfast routine felt boring and rushed. I wanted something I could bake once and eat all week without feeling like I was compromising flavor for nutrition. The first time I swirled that cream cheese mixture through the batter, I realized I'd found exactly what I needed. My kids started asking for it by name, and I stopped feeling guilty about saying yes.

Ingredients

  • Ripe bananas: The riper, the better, those brown spots mean natural sweetness and moisture that keeps the loaf tender without extra oil.
  • Greek yogurt: This is your secret weapon for protein and a soft crumb, plus it keeps the loaf from drying out even after a few days in the fridge.
  • Protein powder: Vanilla or unflavored works best, but chocolate or cinnamon protein powder can add a fun twist if you want to experiment.
  • Maple syrup or honey: Just enough to sweeten without overpowering the banana flavor, and it keeps the loaf moist longer than granulated sugar alone.
  • Cream cheese: Softened is key here, cold cream cheese won't swirl smoothly and you'll end up with lumps instead of ribbons.
  • Ground cinnamon: Used twice, once in the batter and again in the swirl, so the warm spice flavor runs through every bite.

Instructions

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Prep your pan and preheat:
Line your loaf pan with parchment paper so the edges hang over the sides like little handles. This makes lifting out the finished loaf so much easier and prevents any sticking along the bottom.
Mix the wet base:
Mash those bananas until they're mostly smooth, then whisk in the eggs, yogurt, milk, maple syrup, and vanilla. The mixture should look creamy and unified, no big banana chunks floating around.
Combine the dry ingredients:
Whisk together the flour, protein powder, baking powder, baking soda, salt, and cinnamon in a separate bowl. This ensures the leavening agents and spices distribute evenly so you don't get random pockets of baking soda.
Fold it all together:
Add the dry mix to the wet ingredients and stir gently until just combined. Overmixing develops gluten and makes the loaf dense and chewy instead of soft and tender.
Whip up the cream cheese swirl:
Beat the softened cream cheese with yogurt, sugar, cinnamon, egg yolk, and vanilla until it's smooth and fluffy. This should feel light and spreadable, not stiff or grainy.
Layer and swirl:
Pour half the batter into the pan, spoon half the cream cheese mixture on top, then use a knife to gently swirl it through. Repeat with the remaining batter and cream cheese, creating those gorgeous marbled ribbons.
Bake until golden:
Slide it into the oven and bake for 45 to 55 minutes, checking with a toothpick around the 45 minute mark. A few moist crumbs are perfect, but raw batter means it needs more time.
Cool before slicing:
Let the loaf rest in the pan for 10 minutes, then lift it out using the parchment paper edges and transfer it to a wire rack. Slicing too early makes it fall apart, patience pays off here.
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One Saturday morning, I sliced this loaf for a friend who's always skeptical about healthy baking. She took one bite, paused, then asked if I'd secretly used cake mix. When I told her it had protein powder and Greek yogurt, she didn't believe me until I showed her the empty containers. That moment reminded me why I love this recipe, it proves that nutritious food doesn't have to taste like compromise.

Storing and Freezing

This loaf keeps beautifully in the fridge for up to five days, wrapped tightly in plastic wrap or stored in an airtight container. The cream cheese swirl actually tastes better the next day once the flavors meld together. For longer storage, slice the loaf and freeze individual pieces wrapped in parchment and placed in a freezer bag. You can toast a frozen slice straight from the freezer or let it thaw on the counter for 20 minutes.

Customizing the Flavor

I've swapped vanilla protein powder for chocolate and added a handful of mini chocolate chips to the batter for my kids. Cinnamon protein powder doubles down on the warm spice flavor if you're a cinnamon fanatic like me. You can also fold in chopped walnuts or pecans for crunch, or drizzle the cooled loaf with a simple glaze made from powdered sugar and milk. The base recipe is forgiving enough to handle all kinds of creative twists.

Serving Suggestions

I love serving this loaf slightly warm with a smear of almond butter or a drizzle of extra honey. It's hearty enough to stand alone as breakfast, but it also pairs beautifully with a hot cup of coffee or a smoothie on the side. If you're feeling fancy, a light dusting of cinnamon or a dollop of Greek yogurt on top makes it feel like a treat.

  • Toast a slice and spread it with peanut butter for an extra protein boost.
  • Crumble a piece over yogurt and berries for a quick parfait.
  • Wrap individual slices for grab and go breakfasts throughout the week.
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Freshly baked Cream Cheese Cinnamon Swirl Protein Loaf in a parchment-lined loaf pan, featuring a golden crust and a crackly top with visible cinnamon spice. Save
Freshly baked Cream Cheese Cinnamon Swirl Protein Loaf in a parchment-lined loaf pan, featuring a golden crust and a crackly top with visible cinnamon spice. | cheerfulchefs.com

This loaf has become my answer to hectic mornings and last minute guests, it's reliable, delicious, and makes your kitchen smell like a hug. I hope it finds a place in your routine the way it has in mine.

Recipe FAQs

Can I use different protein powder flavors?

Yes, vanilla or unflavored protein powder works best. Chocolate or cinnamon varieties can add interesting flavor variations. Just ensure it's a high-quality powder that blends well into baked goods.

How should I store this loaf?

Store leftovers in the refrigerator for up to 5 days in an airtight container. Individual slices can be wrapped tightly and frozen for up to 3 months. Thaw at room temperature or warm briefly before serving.

Can I make this dairy-free?

Substitute Greek yogurt with dairy-free yogurt alternative, use plant-based milk, and replace cream cheese with a vegan cream cheese alternative. The texture and flavor will remain similar.

Why did my loaf sink in the middle?

This can happen if the oven temperature is too low or if it's underbaked. Ensure your oven is properly calibrated and bake until a toothpick comes out mostly clean. The cream cheese swirl can make it appear slightly sunken, which is normal.

Can I reduce the sugar content?

Yes, you can reduce the maple syrup to 1/4 cup or use a natural zero-calorie sweetener. The bananas provide natural sweetness, so the loaf will still be flavorful with less added sugar.

What's the best way to achieve the swirl effect?

Use a knife or skewer to gently marble the cream cheese mixture through the batter without overmixing. Make figure-8 motions or simple lines, being careful not to disturb the layered structure too much.

Cream Cheese Cinnamon Swirl Protein Loaf

Moist protein-rich loaf with cinnamon cream cheese swirl, perfect for breakfast or snacks.

Prep Time
20 minutes
Cook Time
50 minutes
Overall Time
70 minutes
Creator Ruby Smiles

Recipe Type Sunbeam Starts

Skill Level Easy

Cuisine Background American

Portions 10 Serves

Dietary Preferences Vegetarian-Friendly

What You’ll Need

Loaf

01 3 medium ripe bananas, mashed
02 2 large eggs
03 1/3 cup plain nonfat Greek yogurt
04 1/2 cup milk of choice
05 1/3 cup maple syrup or honey
06 1 teaspoon vanilla extract
07 1 1/2 cups all-purpose flour
08 1/2 cup vanilla or unflavored protein powder
09 1 teaspoon baking powder
10 1/2 teaspoon baking soda
11 1/2 teaspoon salt
12 1 teaspoon ground cinnamon

Cream Cheese Cinnamon Swirl

01 6 ounces cream cheese, softened
02 2 tablespoons plain Greek yogurt
03 1/4 cup granulated sugar or coconut sugar
04 1 teaspoon ground cinnamon
05 1 egg yolk
06 1 teaspoon vanilla extract

Step-by-Step Guide

Step 01

Prepare Loaf Pan: Preheat oven to 350°F. Line a 9x5-inch loaf pan with parchment paper and lightly grease the sides.

Step 02

Combine Wet Ingredients: In a large bowl, whisk together mashed bananas, eggs, Greek yogurt, milk, maple syrup, and vanilla extract until smooth and well combined.

Step 03

Combine Dry Ingredients: In a separate bowl, combine flour, protein powder, baking powder, baking soda, salt, and cinnamon.

Step 04

Mix Batter: Add dry ingredients to the wet mixture and stir gently until just combined, being careful not to overmix.

Step 05

Prepare Cream Cheese Filling: In another bowl, beat together softened cream cheese, Greek yogurt, sugar, cinnamon, egg yolk, and vanilla extract until smooth and creamy.

Step 06

Layer Base Batter: Pour half of the loaf batter into the prepared pan and spread evenly across the bottom.

Step 07

Apply First Swirl Layer: Spoon half of the cream cheese mixture over the batter and gently swirl with a knife to create marbling effect.

Step 08

Layer Remaining Batter and Filling: Add the remaining loaf batter on top, then spoon and swirl the remaining cream cheese mixture across the surface.

Step 09

Bake Loaf: Bake for 45 to 55 minutes, or until a toothpick inserted in the center comes out clean with a few moist crumbs remaining but no raw batter.

Step 10

Cool and Unmold: Cool in pan for 10 minutes, then transfer to a wire rack to cool completely before slicing.

Tools You’ll Need

  • 9x5-inch loaf pan
  • Mixing bowls (minimum 3)
  • Whisk
  • Electric or hand mixer
  • Measuring cups and spoons
  • Parchment paper
  • Knife or skewer for swirling

Potential Allergens

Inspect ingredients for specific allergens and contact a professional for concerns.
  • Contains eggs, dairy, and wheat (gluten)
  • Protein powder may contain soy or additional allergens—verify product label if allergen sensitive

Nutritional Details (Per Serving)

Provided as supportive info; always cross-check with your healthcare provider.
  • Calories: 180
  • Fats: 5 grams
  • Carbohydrates: 22 grams
  • Proteins: 10 grams