If you’ve been craving that crispy, satisfying snap of biscotti but need a gluten-free version that actually holds up to dunking, you’re in the right place. These gluten free biscotti are perfectly crisp on the outside and sturdy enough to dip into your morning coffee or tea. Best of all? This gluten-free biscotti recipe is a flexible base you can customize with your favorite mix-ins, like chocolate chips, orange zest, dried fruit, or toasted nuts.

The top view of a plate of gluten free chocolate chip biscotti.

What makes this gluten-free biscotti recipe work

We are big biscotti fans here at the Fearless Dining household. They’re perfect with coffee and tea and make that perfect, satisfying, crunchy snack. This recipe uses a blend of gluten-free flour, butter, and eggs to create a dough that’s easy to work with and bakes up firm enough for slicing.

Unlike some other recipes, this version doesn’t crumble when you slice it after the first bake. I focus on using simple pantry staples, and it is easy to adapt this recipe further based on your dietary needs or flavor preferences.

If you love biscotti as much as I do, try my gluten free pumpkin biscotti recipe too! You can also try a tasty cousin of biscotti called Mandelbrot. It is not quite as crunchy as biscotti, but Gluten Free Mandelbrot is made similarly.

WOW! This recipe is AMAZING!! Thank you so much, I’ve missed biscotti so much, and these are better than any biscotti I’ve ever had! Oh dear, I need to make this in bulk for my family. SO delicious!!!!!! I used my own GF mix added 1/4 t of psyllium husk powder since my mix has no gums.” They did break while turning them over, but trust me, no one cares.”

Becky., Blog comment

Allergen Information and Substitutions

Photos of the biscotti ingredients.

Ingredient Notes:

For the full list of ingredients and amounts, please go to the recipe card below.

  • Gluten Free Flour Blend – I tested this recipe using Bob’s Red Mill 1 to 1 Gluten Free Flour Blend and King Arthur’s Measure for Measure Gluten Free Blend. Other blends will work, but results may vary. Starchier blends may need extra flour and grain heavy blends may need more liquid.
  • Sugar – Adds sweetness and structure.
  • Xanthan Gum – If your gluten free flour blend doesn’t contain Xanthan Gum or Guar Gum, please add 3/4 teaspoon.
  • Baking Powder or Soda – Use aluminum-free baking powder to avoid any metallic aftertaste. NOTE: If you add any acidic mix-in ingredients, use baking soda instead of baking powder!
  • Butter – Use unsalted butter. Adds richness and moisture. Can substitute plant-based butter.
  • Eggs – Use large eggs. The eggs bind the dough and add structure.
  • Vanilla Extract – Vanilla enhances the flavor; use pure vanilla for best results.
  • Chocolate Chips – Use any flavor of chocolate chips.

Before You Bake: Tips For Success

1. For best results, line your cookie sheet with parchment paper to prevent sticking.
2. Biscotti are meant to be dry and crisp—don’t underbake them.
3. Slice biscotti carefully after the first bake; they are fragile until fully dried out.
4. I like to cut my biscotti a little longer for extra dunking space, but feel free to slice the biscotti dough log smaller for a more classic biscotti shape!

Step-By-Step Photos and Directions:

Preheat the oven to 350º F on the bake setting, not the convection setting.

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Photos showing mixing the dry and wet ingredients in separate bowls.

Step 1: In a large bowl, whisk together the gluten-free flour, sugar, baking powder or soda, and salt.

Step 2: Partially melt the butter in a smaller bowl, then mix with the eggs and vanilla extract.

Photos showing mixing up the dough and shaping the dough.

Step 3: Pour the wet ingredients into the dry ingredients. You can mix your batter with a standing mixer or bowls and elbow grease. Add your mix-ins to the wet and dry ingredients before mixing. Mix into a nice, workable dough.

🔑 Sandi says: Every gluten free flour blend has a different starch-to-grain ratio. Depending on your flour blend, you may need more or less flour. If you can’t shape your dough, it means there is a lot of starch in your blend, and you need to add more flour!

Step 4: Shape the dough on a parchment-lined baking sheet into a rectangle about 1 to 1.5 inches thick. Make a large oval shape if you want longer, bakery-style biscotti for dipping. Score the dough with a knife where you want to slice the biscotti later.

Step 5: Use a knife to make cut marks for each slice of biscotti. Do not cut all the way through the dough. This will make it easier for you to cut when the dough is partially baked.

Step 6: Bake at 350º F for 18-20 minutes, depending on the thickness of your biscotti.

Step 7: Remove the biscotti from the oven and slice along the cut lines you made earlier. Cut all the way through. Turn each biscotti slice onto its side.

Step 8: Bake for 15 minutes on this side. Flip the biscotti over and bake on the other side for an additional 15 minutes.

Step 9: Remove the biscotti from the oven to a cooling rack and allow the gluten free biscotti slices to cool. The biscotti will be soft until they cool and harden. Don’t serve them or dip them in melted chocolate until they are fully cooled.

Flavor Ideas and Mix-In Variations

This base recipe works with endless combinations:

  • Cinnamon Sugar: Add 1 teaspoon cinnamon to the dry mix.
  • Chocolate Orange: Add 1–2 tablespoons orange zest. Dip in dark chocolate.
  • Almond: Use almond extract and add chopped dry-roasted almonds.
  • Holiday Blend: Try white chocolate + crushed peppermint or cranberries + pistachios.

You may also want to make my other biscotti recipes, including:

How to Store and Freeze Gluten Free Biscotti

  • Store cooled biscotti in an airtight container at room temperature for 3–4 days.
  • For longer storage: freeze in a zip bag with the air squeezed out for up to 3 months or refrigerate up to a week.
Gluten free chocolate chip biscotti next to a coffee mug. A plate of biscotti is also behind the mug.

Frequently Asked Questions:

Why are biscotti so hard?

The word biscotti means to “cook twice” in English. The point is that you bake your cookies to be extra dry and crunchy. This makes them better for dipping into coffee or milk!

How do you know when the biscotti are done baking?

Biscotti are done baking when they are crisp on both sides.

Why did the biscotti turn out soft?

Soft biscotti is usually due to underbaking. To harden them, bake them longer on each side.

Love This Recipe?

💬 Did you make this recipe? Drop a comment below, and let me know how it turned out! ⭐⭐⭐⭐⭐ Please include which flour blend you used. This will help others know this recipe is delicious. Thank you!

slices of gluten free chocolate chip biscotti on a plate next to a cup of coffee

Gluten Free Biscotti

Sandi Gaertner
If you love biscotti, this crunchy gluten free biscotti is one of the best recipes! It is perfect to serve with a cup of coffee, tea, or enjoy it as a snack.
5 from 12 votes
gluten free allergy icon
nut free allergen icon
soy free allergy icon
vegetarian icon
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Course Gluten Free Cookies and Bar Recipes
Cuisine American
Servings 8 long biscotti
Calories 142 kcal

Equipment

Ingredients
  

  • 1 cup gluten free flour blend * see note
  • cup cane sugar
  • 1 teaspoon baking powder
  • dash salt
  • 4 tablespoons unsalted butter melted (**see note)
  • 1 teaspoon pure vanilla extract
  • 1 large egg
  • optional chocolate chips and/or nuts

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Instructions
 

  • Preheat the oven to 350º F. Use the bake setting and not the convection setting.
  • In a large bowl, add 1 cup gluten free flour blend, 1/3 cup cane sugar, 1 teaspoon baking powder, dash salt, and whisk to blend.
  • In a smaller bowl, add room temperature 4 tablespoons unsalted butter, 1 teaspoon pure vanilla extract, 1 large egg, and mix well.
  • Pour the wet ingredients into the dry ingredients and add optional chocolate chips and/or nuts and mix.
  • Put a piece of parchment paper on a cookie sheet.
  • Add the dough and press dough into a circle about 1-inch thick for long bakery-style biscotti (perfect for dipping) or an oval 1 1/2 inches thick for more traditional-shaped biscotti
  • Use a knife to make slash cuts for slices on the dough.
  • Bake for 18 minutes.
  • Remove from the oven and use a knife to cut the biscotti all the way through along the lines.
  • Tilt each biscotti slice on its side and bake for 15 minutes.
  • Flip the biscotti over and bake for 15 minutes on the other side.
  • Remove from the oven and allow to cool. Biscotti are fragile until they cool and harden. Use care moving them to the cooling rack. If you plan to dip them in chocolate, wait until they are fully cooled.

Notes

  1. I have tested this recipe with King Arthur Measure for Measure GF, Bob’s Red Mill 1 to 1 GF blend, and Authentic Foods Multi Blend. Other blends will work. My rule of thumb is if your batter or dough is too runny, add more flour, and if it is too thick, add more liquids. 
  2. If your gluten free flour blend doesn’t contain xanthan gum or guar gum, please add 3/4 teaspoon.
  3. If you use Nameste gluten free flour blend or another higher starch blend, you will need to add 2 tablespoons of butter.
  4. To make this recipe dairy-free, substitute the butter for vegan butter.
  5. This gluten free biscotti will keep up to 4 days in an airtight container, or up to 4 months in the freezer.

SPECIAL NOTE

Please know that every gluten free flour blend has a different starch to grain ratio. If you use a blend I didn’t test, my rule of thumb is to add more flour if your dough or batter is wet and add more liquid if the dough or batter is too dry!

Nutrition

Serving: 1biscottiCalories: 142kcalCarbohydrates: 20gProtein: 2gFat: 7gSaturated Fat: 4gPolyunsaturated Fat: 0.4gMonounsaturated Fat: 2gTrans Fat: 0.2gCholesterol: 36mgSodium: 9mgPotassium: 61mgFiber: 2gSugar: 9gVitamin A: 205IUCalcium: 37mgIron: 1mg
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Nutrition Disclaimer

Nutritional information is an estimate provided to you as a courtesy. You should calculate the actual nutritional information with the products and brands you are using with your preferred nutritional calculator.

This post was updated from an old July 2020 post with more recipe details.

5 from 12 votes (8 ratings without comment)

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12 Comments

  1. 5 stars
    I used Carol’s All Purpose Flour. They turned out perfect and delicious. This is such an easy recipe – I’ll be making biscotti a LOt more often. Yum!

    1. Thank you so much, Delia. I haven’t heard of that flour blend, but I am so glad it worked well. I have a few fun flavors of biscotti on my blog when you are ready to switch it up :-).

  2. I used King Arthur flour. I had the dough in the fridge for over a week. It actually traveled in the raw state. It’s the first time I made it crunchy, thanks to your recipe & advice. I will definitely be making it again.

  3. 5 stars
    These were amazing and lovely with coffee!

    We didn’t have chocolate chips or anything, so we made plain mini ones. This will definitely be a go-to recipe!

    We were thinking about trying lemon biscottis next; do you think 1-2 tbsps of lemon zest would work? Thanks. 🙂

  4. 5 stars
    Excellent recipe! So easy and only takes a few mins to put together. I made chocolate chip the first time and I’m baking cranberry orange today.

  5. 5 stars
    WOW this recipe is AMAZING!! Thank you so much, I’ve missed biscotti so much and these are better than any biscotti I’ve ever had! Oh dear, I need to make this in bulk for my family. SO delicious!!!!!! I used my own GF mix, added 1/4 t of psyllium husk powder since my mix has no gums. They did break while turning them over, but trust me, no one cares.

  6. On the note about adding 2 tbsp butter if using Namaste flour, does that mean two additional tablespoons or only two tablespoons? Thanks!