Gluten-Free Blondies

Rich, gooey, and perfectly soft in the center, these gluten-free blondies are sure to satisfy even the biggest sweet tooth. Studded with white chocolate chips and baked until golden, these gluten-free blondies are so nutty and sweet. They're an irresistible dessert, without any of the gluten!
Gluten-free blondie squares cooling on a wire cooling rack with a bowl of white chocolate chips to the side.
A stack of three gluten-free blondies topped with white chocolate chips.

Why this recipe works

These gluten-free blondies are the perfect treat without any of the gluten! With their gooey texture and sweet, caramelized flavor, these blondies are sure to satisfy any craving. 

Studded with white chocolate chips, these gluten-free blondies have a dense, gooey texture that is similar to brownies with the sweetness of caramel. The caramelized flavor comes from the combination of melted butter and brown sugar. They’re absolutely delicious. 

If you love the texture of brownies, but don’t love chocolate, then these gluten free blondies might be just what you’re looking for! 

You’ll love this recipe because:

  • No mixer needed. This gluten-free blondies recipe is so easy to make. All you need is a whisk and two mixing bowls. No electric mixer or stand mixer necessary. Just mix it all up and pour into the pan!
  • They’re adaptable. Don’t love white chocolate? Use semi-sweet chocolate chips. Want to add some nuts? Add some toasted pecans! Having a birthday party? Add some rainbow sprinkles! Want to add some fresh fruit? Try my white chocolate raspberry blondies! There are so many ways to change up these gluten-free blondies to suit your tastes! 
  • It’s gluten-free and you wouldn’t know it. You will not believe these blondies are gluten free! They’re so moist and the texture is exactly what you’d expect from a classic blondies recipe. Soft, chewy, and fudgy. All you need is a gluten-free flour blend and my tips to make these blondies gluten-free without any of the grit that you often might find in gluten-free baked goods. 

Ingredients

Ingredients in small bowls to make gluten-free blondies, including brown sugar, salt, eggs, white chocolate, gluten-free flour blend, baking powder, cornstarch, melted butter and vanilla with text overlays over each ingredient.

Ingredient Notes

  • Gluten-free flour blend – I’ve tested this recipe with Bob’s Red Mill 1-to-1 Gluten-Free Baking Flour. Bob’s Red Mill 1-to-1 Gluten-Free Baking Flour is a blend of white rice flour, sorghum flour, potato starch, tapioca flour and brown rice flour. It also already contains xanthan gum. I cannot guarantee that other gluten-free flour blends will work in this recipe as I have not tested them. 
  • Cornstarch – One of my favorite ingredients to add to cookies and bars is cornstarch. It makes cookies and bars tender and chewy. This helps the texture so much especially for gluten-free cookies and bars, which can easily get gritty.  
  • Baking powder – Most baking powders are gluten-free. I honestly don’t know that I’ve actually seen one that is not gluten-free, however, this is a topic that comes up often. Baking powder is made of baking soda, cream of tartar, and a starch. Typically the starch is corn-derived or potato-derived. However, be sure to double check ingredients and allergen statements for any cross-contamination with gluten.  
  • Brown sugar – While you could use a combination of white sugar and brown sugar in your blondies, I love the flavor from the all brown sugar in this recipe. It is molassy and nutty, giving the blondies that classic caramelized flavor.  
  • Unsalted butter – Use unsalted butter instead of salted. The salt content in butter can vary between brands, so it’s best to use unsalted butter so you can control the amount of salt you add to the recipe. Melted butter makes these blondies extremely chewy and fudgy. I recommend melting the butter on the stove-top and pulling it from the heat as soon as it is fully melted. You could keep going if you prefer and brown the butter for an added layer of flavor. See my post on how to brown butter if you’d like to try this method!
  • Egg and egg yolk – We’re using a whole large egg and the egg yolk from another large egg. If your egg is medium or extra large instead of a large size (50g), be sure to weigh the egg to get the appropriate amount for the recipe. The extra egg yolk in this recipe improves the texture and flavor of the blondies, making them even more moist and chewy. It’s not to be skipped!
  • Salt – A little bit of salt goes a long way in flavoring these easy gluten-free blondies. I tested this recipe both with more salt (1 teaspoon) and less salt (¼ teaspoon). Using a full teaspoon was a bit too salty for my taste, overpowering the rest of the flavors in the blondies. Using less salt was not bad, but the nutty flavors of the brown sugar and butter were not enhanced appropriately. The sweet spot is ½ teaspoon in my opinion. It adds flavor and brings out the sweetness and other flavors of the blondies perfectly. 
  • White chocolate chips – Use high quality white chocolate chips for this recipe because you will most certainly taste them. I used Guittard white chocolate baking chips. If you want to change it up, you can also use butterscotch chips, peanut butter chips, or even dark chocolate chips.

Add an additional ¼ cup of white chocolate chips on top of the blondies after removing them from the oven. The white chocolate chips will melt into the top of the blondies and add for a beautiful presentation as well as an extra layer of texture! 

Step-by-Step instructions

These gluten-free blondies are so delicious and so easy to make! The step-by-step photos with matching instructions below are meant to help you see the recipe at various stages so that you can make these blondies perfectly every time!

For the ingredient list with measurements, full instructions, printable recipe, and additional notes, please scroll down to the recipe card.

A glass mixing bowl filled with a gluten-free flour blend with a whisk in it.
Add the gluten-free flour blend, cornstarch, baking powder and salt to a medium mixing bowl. Whisk until combined. Set aside.
A glass mixing bowl filled with melted butter and a scoop of brown sugar before mixing together.
In a large mixing bowl, add the melted butter and brown sugar. Mix until combined.
A glass mixing bowl filled with a brown sugar and melted butter mixture topped with eggs and vanilla extract.
Add the egg, egg yolk, and vanilla extract to the wet ingredients.
A glass mixing bowl filled with a brown sugar and melted butter mixture.
Whisk until the mixture is smooth.
A glass mixing bowl filled with a brown sugar liquid topped with a gluten-free flour blend.
Add the dry ingredients to the wet ingredients. Stir until no more streaks of flour remain.
A glass mixing bowl with gluten-free blondie batter topped with a heaping pile of white chocolate chips and a blue spatula.
Stir the white chocolate chips into the blondie batter.
A square baking dish with gluten-free blondie batter in it before baking in the oven.
Spread the batter into the prepared pan. Bake at 325 for 25-29 minutes, until the edges are set and a toothpick inserted into the center comes out with some moist crumbs.
Gluten-free blondies topped with chocolate chips cut into 9 equal squares on a wire cooling rack with parchment paper.
Let cool on a wire rack for 15 minutes before slicing into equal pieces. Serve and enjoy!

Recipe FAQs

Are blondies gluten-free?

Typically, no, blondies are NOT gluten-free because they contain all-purpose flour. This recipe has been formulated to be gluten-free using a gluten-free flour blend that acts as a 1-to-1 substitution with all-purpose flour. 

Are blondies supposed to be gooey?

Similar to brownies, blondies are traditionally slightly gooey in the center, with a golden brown and crisp crust on the outside. If you prefer your blondies gooey, pull them at the shorter end of the bake time listed in the recipe card. If you prefer a firmer blondie (more similar to cookie bars), then bake for a few extra minutes.

What is the difference between a brownie and a blondie?

The main difference between a brownie and a blondie is in the ingredients. Brownies are made with cocoa powder, giving them their signature dark chocolate flavor and rich texture. Blondies, on the other hand, are made without cocoa powder, giving them a light golden color and slightly sweeter taste. They typically have white or light add-ins like white chocolate chips or nuts to keep them “blonde”.

hints & tips

  • Measure out all of your ingredients accurately. Overmeasuring or undermeasuring can drastically alter the final product. I highly recommend weighing your dry ingredients, like gluten-free flour, for the most accuracy. The way that you scoop flour into a measuring cup can change the texture of the blondies so much. A food scale is only about $10, makes for easier clean up (no cleaning out multiple measuring cups!), and is always the most accurate. I provide the metric measurements in the recipe card.
  • Line and grease your baking pan before adding the batter to ensure your blondies don’t stick to the pan. I like to line the pan first with parchment paper and then grease with a non-stick spray. This way, I can easily remove the bars from the pan to a cutting board so I can cut them into even pieces. 

Storage instructions

  • Storage: Store leftover blondies in an airtight container at room temperature for up to 4 days. 
  • Freezer Option: You can freeze blondies for later very easily. Place them on a baking sheet lined with parchment paper and freeze until solid, for about an hour. Once frozen, place the blondies in a freezer-safe bag or container and freeze for up to 3 months. 
  • Defrost: To defrost frozen blondies, let them sit out at room temperature for about an hour until they are soft. 
A stack of two gluten-free blondies with a bite taken out of the top blondie.

Did you make this recipe?

I’d love to know! Please rate it and leave a comment below. You can also share your pictures and tag @adashofmegnut on Instagram.

Gluten-free blondie squares cooling on a wire cooling rack with a bowl of white chocolate chips to the side.

Gluten-Free Blondies

Rich, gooey, and perfectly soft in the center, these gluten-free blondies are sure to satisfy even the biggest sweet tooth. Studded with white chocolate chips and baked until golden, these gluten-free blondies are so nutty and sweet. They're an irresistible dessert, without any of the gluten!
5 from 1 vote
Print Pin Rate
Course: Dessert
Cuisine: American
Diet: Gluten Free
Prep Time: 10 minutes
Cook Time: 29 minutes
Cooling Time: 15 minutes
Total Time: 54 minutes
Servings: 9 servings
Calories: 332kcal
Author: Megan

Ingredients

  • 1 cup gluten-free all purpose flour blend (144g, I used Bob’s Red Mill 1-to-1 Gluten-Free Baking Flour)
  • 2 tbsp cornstarch (16g)
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon salt
  • ½ cup unsalted butter (melted (113g))
  • 1 cup brown sugar (packed (200g))
  • 1 large egg (room temperature (50g))
  • 1 egg yolk (room temperature (18g))
  • 2 teaspoons vanilla extract
  • 3/4 cup white chocolate chips (130g)

Instructions

  • Preheat oven to 325F (165C). Line a 8×8-inch square baking dish with parchment paper. Spray with non-stick cooking spray. Set aside.
  • In a medium mixing bowl, add the gluten-free flour blend, cornstarch, baking powder, and salt. Whisk to combine. Set aside.
  • In a large mixing bowl, add the melted butter and brown sugar. Mix until combined and smooth.
  • Add the egg, egg yolk, and vanilla extract. Mix until combined.
  • Gradually add in the dry ingredients, mixing until no more streaks of flour remain.
  • Stir in the white chocolate chips until thoroughly distributed.
  • Pour the blondie batter into the prepared baking dish. Spread with a spatula or knife to smooth out the top.
  • Bake at 325F (165C) for 25-29 minutes, until the edges are browned and a toothpick inserted into the center comes out with moist crumbs. If it comes out with dry crumbs, the blondies are over baked. If it comes out with wet batter, they need more time to bake.
  • Let the blondies cool in the pan for at least 15 minutes before removing to a cutting board to slice into squares.

Notes

  • This recipe was tested with Bob’s Red Mill 1-to-1 Gluten-Free Baking Flour which already contains xanthan gum. I cannot recommend other gluten-free flour blends as I have not tested them myself. If you do use another gluten-free flour blend and it does not contain xanthan gum, you will need to add it. I recommend starting with ¼ teaspoon. 
  • For best results, weigh your ingredients using a food scale. I have provided metric ingredients in the recipe card above. 
  • If you have celiac disease or are on a gluten-free diet, be sure to double check all of your ingredients to ensure that they are gluten-free. Sometimes ingredients and manufacturing practices can change. 

Nutrition

Calories: 332kcal | Carbohydrates: 44g | Protein: 3g | Fat: 16g | Saturated Fat: 10g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Trans Fat: 0.4g | Cholesterol: 70mg | Sodium: 159mg | Potassium: 111mg | Fiber: 1g | Sugar: 33g | Vitamin A: 375IU | Vitamin C: 0.1mg | Calcium: 77mg | Iron: 1mg
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about megan

I’m Megan

A gluten-free food blogger from Chicago and lover of all things food, showing you gluten-free can be easy and delicious, too. Let’s make gluten-free stress free together! Read more…

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