High-Protein Gluten-Free Bread Flour Blend (Wheat-Free Alternative to Caputo Fioreglut)

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Looking for the best homemade gluten-free bread flour blend? This high-protein gluten free flour blend is easy to make, completely wheat-free, and perfect for soft sandwich bread, chewy pizza dough, dinner rolls, cinnamon rolls, and more.

If you’ve ever been disappointed by dense, crumbly gluten-free bread, you’re not alone. After years of gluten free baking, I’ve tested countless flour blends and bread recipes. While many all-purpose gluten-free flour blends work well for cookies and cakes, they often fall short when it comes to yeast baking.

That’s why I created this homemade gluten free bread flour blend.

Made with white rice flour, potato starch, tapioca starch, xanthan gum, and extra whey protein isolate, this blend delivers the structure, chew, and softness that many gluten free bread recipes lack. Even better, it’s completely wheat-free, making it a fantastic option for those with celiac disease, wheat allergies, or anyone who prefers to avoid wheat-derived ingredients.

Whether you’re making sandwich bread for school lunches, pizza night with the family, or homemade dinner rolls for the holidays, this flour blend is about to become a staple in your pantry.

Why You’ll Love This Gluten-Free Bread Flour Blend

  • Completely gluten-free and wheat free
  • High in protein for better rise and texture
  • Perfect for yeast breads and pizza dough
  • Produces soft sandwich bread
  • Creates chewy pizza crust
  • Easy to make at home
  • Less expensive than specialty bread flours
  • Stores well for months
  • Uses simple ingredients available online and in many grocery stores

A Great Alternative to Caputo Fioreglut and King Arthur Gluten Free Bread Flour

One thing that makes this recipe unique is that it contains no wheat starch.

Many popular gluten-free bread flours, including Caputo Fioreglut and King Arthur Gluten Free Bread Flour, use gluten-free wheat starch to help mimic the texture and elasticity of traditional wheat bread.

While gluten free, wheat starch is considered safe for many people with celiac disease, some individuals prefer to avoid wheat-derived ingredients altogether. Additionally, those with wheat allergies generally cannot use products containing wheat starch.

This homemade gluten free bread flour blend is completely wheat-free while still producing excellent results in yeast baking.

Instead of relying on wheat starch, this blend uses a combination of white rice flour, potato starch, tapioca starch, xanthan gum, and a generous amount of whey protein isolate to create structure, softness, and chew.

As someone who has followed a strict gluten free diet for years and is highly sensitive to cross-contamination, I appreciate knowing exactly what goes into my flour blend. Every ingredient can be sourced from trusted gluten-free brands, giving you complete control over what you’re feeding your family.

The Secret to Better Gluten Free Bread

The ingredient that truly transforms this recipe is whey protein isolate.

Many homemade gluten-free flour blends use very little protein, relying mostly on starches. While starches contribute softness, too much can create bread that feels gummy, fragile, or overly dense.

After experimenting with several versions, I found that increasing the whey protein isolate to 1½ cups dramatically improved the final product.

The additional protein helps:

  • Improve rise
  • Create a softer crumb
  • Increase chewiness
  • Improve browning
  • Reduce gumminess
  • Strengthen dough structure
  • Produce more bakery-style results

This is why I consider this a high-protein gluten free bread flour blend rather than a traditional gluten-free flour mix.

The result is bread that feels much closer to traditional wheat bread than many gluten-free alternatives.

Gluten Free Bread Flour Blend Recipe

Ingredients

  • 3¾ cups superfine white rice flour
  • 1 cup + 2 tablespoons potato starch
  • ½ cup + 1 tablespoon tapioca starch
  • 3 tablespoons xanthan gum
  • 1½ cups unflavored whey protein isolate

Instructions

  1. Add all ingredients to a large mixing bowl.
  2. Whisk thoroughly until evenly combined.
  3. Sift if desired for the smoothest texture.
  4. Transfer to an airtight container.
  5. Store in a cool, dry location.

Yield

Approximately 7 cups of gluten-free bread flour blend.

What Each Ingredient Does

White Rice Flour

White rice flour provides the base structure of the blend while maintaining a neutral flavor that works well in bread and pizza dough.

Potato Starch

Potato starch helps retain moisture and creates a softer texture.

Tapioca Starch

Tapioca starch contributes elasticity and chew, making it especially important for pizza crust and yeast breads.

Xanthan Gum

Xanthan gum acts as a binder and helps hold the dough together.

Whey Protein Isolate

Whey protein isolate improves structure, rise, softness, and browning while helping mimic some of the characteristics of gluten.

What Can You Make with This Flour Blend?

Gluten-Free Sandwich Bread

This flour blend was originally developed for homemade sandwich bread.

Combined with psyllium husk, yeast, eggs, and warm water, it produces a soft loaf with a tender crumb and excellent sliceability.

Gluten Free Pizza Dough

This is one of my favorite uses for this blend.

The combination of whey protein isolate and psyllium husk creates a dough that develops chew and structure while maintaining a crisp crust.

If you’ve been searching for a homemade gluten-free pizza dough recipe that doesn’t crumble apart, this flour blend is the perfect place to start. And it toasts beautifully without making the crust hard. 

Dinner Rolls

Soft, fluffy dinner rolls are finally possible without wheat starch.

Cinnamon Rolls

The added protein helps create dough that can be rolled, shaped, and baked into soft cinnamon rolls.

Hamburger Buns

This flour blend works beautifully for homemade gluten-free hamburger buns and sandwich rolls.

Tips for Success

Use Psyllium Husk for Bread Recipes

While the flour blend provides structure, psyllium husk adds flexibility and elasticity.

For most bread recipes, I recommend using approximately 2 tablespoons of psyllium husk powder per loaf.

Measure Carefully

For the most consistent results, weigh ingredients whenever possible.

Allow Bread to Cool Completely

Gluten-free bread continues setting as it cools. Slicing too soon can create a gummy texture.

Store Properly

  • Counter: 2–3 days
  • Refrigerator: Up to 1 week
  • Freezer: Up to 3 months

I prefer slicing loaves before freezing for easy grab-and-go use.

Frequently Asked Questions

Is this flour blend safe for celiac disease?

Yes, provided all ingredients are sourced from certified gluten-free manufacturers and processed in gluten-free facilities.

Is this flour blend wheat-free?

Yes. Unlike some commercial gluten-free bread flours, this recipe contains no wheat starch or wheat-derived ingredients.

Can I use this blend for pizza dough?

Absolutely. It produces one of the best homemade gluten-free pizza crusts I’ve made.

Can I use this blend for cakes and cookies?

This flour blend is specifically designed for yeast baking. For cakes, muffins, and cookies, a traditional gluten-free all-purpose flour blend may work better.

How long does it keep?

Stored in an airtight container, the blend should remain fresh for up to three months.

Final Thoughts

If you’ve been looking for a homemade gluten-free bread flour blend that produces soft bread, chewy pizza dough, and bakery-style results without wheat starch, this recipe is for you.

The combination of white rice flour, potato starch, tapioca starch, xanthan gum, and extra whey protein isolate creates a versatile, high-protein flour blend that performs beautifully in all kinds of yeast baking.

Whether you’re managing celiac disease, a wheat allergy, or simply looking for a dependable gluten-free bread flour recipe, this blend is one you’ll find yourself reaching for again and again.

High-Protein Gluten Free Bread Flour Blend (Wheat-Free Alternative to Caputo Fioreglut)

Learn how to make the best homemade gluten-free bread flour blend with white rice flour, potato starch, tapioca starch, xanthan gum, and whey protein isolate. Perfect for bread, pizza dough, rolls, and more. Wheat-free and celiac-friendly.
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Prep Time 5 minutes
Total Time 5 minutes
Servings 0

Ingredients
  

  • * 3¾ cups superfine white rice flour
  • * 1 cup + 2 tablespoons potato starch
  • * ½ cup + 1 tablespoon tapioca starch
  • * 3 tablespoons xanthan gum
  • * 1½ cups unflavored whey protein isolate

Instructions
 

  • Add all ingredients to a large mixing bowl.
  • Whisk thoroughly until evenly combined.
  • Sift if desired for the smoothest texture.
  • Transfer to an airtight container.
  • Store in a cool, dry location.
Keyword bread flour, Gluten Free
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