9 Swapping Cornstarch in Cookie Dough Recipes

9 Swapping Cornstarch in Cookie Dough Recipes

Substitute for cornstarch in cookies can transform your baking experience with remarkable alternatives that maintain the perfect texture we all love.

When your pantry lacks this key ingredient during a cookie-making session, finding the right replacement is crucial.

The ideal alternative preserves that crisp exterior while keeping centers tender and delightful.

These clever stand-ins come from surprisingly accessible ingredients that might already be sitting in your kitchen cabinet.

Each option brings its own subtle characteristics to the final product without compromising the essential cookie qualities everyone expects.

The science behind these substitutions involves similar starch properties that react wonderfully during the baking process.

You can adapt almost any cookie recipe with these alternatives and still achieve professional-quality results.

Ready to revolutionize your cookie game with these brilliant cornstarch replacements?

Cookie Texture & Crispness: Cornstarch’s Secret Role

Cornstarch may seem simple, but it’s a secret ingredient for cookie lovers who crave the perfect texture, helping cookies turn out light, soft, or delightfully crisp depending on how you use it:

  • Tender Crumb: Cornstarch breaks up the structure of flour, making cookies softer and more delicate with a melt-in-your-mouth feel.
  • Extra Lightness: Adding a spoonful to your dough helps cookies bake up fluffier and less dense, perfect for sugar cookies or shortbread.
  • Smooth Surface: Cornstarch keeps cookies looking smooth and less likely to crack, so you get a pretty, uniform batch every time.
  • Crisp Edges: For snappier cookies, cornstarch helps the edges crisp up while the centers stay tender, creating that irresistible contrast in every bite.
  • Gluten Control: It lowers the overall gluten content in your recipe, which means less chew and more crumble, a win for certain cookie styles.
  • Even Browning: Because it absorbs a bit of moisture, cornstarch can help cookies brown more evenly and keep them from spreading too much on the pan.

Cornstarch Alternatives in Cookies

Cornstarch being unavailable for cookies can be handled by mixing in a different thickener that shapes the dough effectively. This allows baking to move forward without delays.

All-Purpose Flour

All-Purpose Flour

Flour stands as the most common cornstarch substitute in cookie recipes, though you'll need three tablespoons of it to replace just one tablespoon of cornstarch.

Most home bakers already have all-purpose flour in their pantry, making this swap incredibly convenient when cornstarch isn't available.

Your cookies will still turn out acceptably with flour, but they won't have quite the same quality as those made with cornstarch.

The finished treats will have a matte appearance rather than the glossy look cornstarch provides, and they may not achieve the same soft texture due to slight consistency differences.

Potato Starch

Potato Starch

Potato starch is an excellent substitute for cornstarch in baking, requiring no complex conversion calculations since equal amounts work perfectly.

Many home bakers appreciate this simple one-to-one substitution ratio - just use three tablespoons of potato starch when a recipe calls for three tablespoons of cornstarch.

The main difference between these ingredients lies in their handling characteristics rather than their measurement.

Potato starch has a tendency to form clumps during mixing, so giving it extra attention while incorporating it into your dough helps prevent lumpy cookies or baked goods.

Arrowroot Powder

Arrowroot Powder

Arrowroot is an excellent cornstarch substitute, offering the same glossy appearance.

Replacing cornstarch with an equal amount of arrowroot works perfectly for thickening sauces and gravies while maintaining similar texture.

Most home kitchens don't typically stock this ingredient, making it less convenient than other alternatives despite its effectiveness.

For those planning ahead, buying arrowroot powder when cornstarch is unavailable provides a reliable backup option that performs nearly identically in recipes.

The neutral taste of arrowroot makes it particularly suitable for delicate flavors where other substitutes might alter the final dish.

Rice Flour

Rice Flour

Rice flour is an excellent substitute for all-purpose flour when thickening sauces or gravies.

Many home cooks find it works just as effectively while providing a gluten-free option for those with dietary restrictions.

The ratio is important to remember - you'll need three tablespoons of rice flour for every one tablespoon of cornstarch in your recipe.

Most people already have all-purpose flour in their kitchen pantries, so this alternative might seem unnecessary at first glance.

Having multiple options for ingredients can save dinner plans when unexpected shortages occur.

Tapioca Flour

Tapioca Flour

Tapioca flour offers a fantastic substitute for rice flour when you need an alternative in your kitchen.

Many home cooks prefer it because one tablespoon of cornstarch can be easily replaced with two tablespoons of tapioca flour, maintaining perfect consistency in recipes.

Recipes typically call for less tapioca flour compared to all-purpose or rice flour, making measurements simpler for everyday cooking.

Some products label this ingredient as tapioca starch, but rest assured they're identical and can be used interchangeably without adjusting recipes.

Despite being less common than all-purpose flour, tapioca flour creates exceptionally delicious cookies and other baked goods whenever you have it available in your pantry.

Ground Flaxseeds

Ground Flaxseeds

Substituting ground flaxseeds for cornstarch offers home cooks a fiber-rich alternative when thickening sauces and gravies.

Many health-conscious people prefer this swap because flaxseeds deliver significant nutritional benefits compared to cornstarch, making your dishes more wholesome.

The substitution process is straightforward - just mix one tablespoon of ground flaxseeds with four tablespoons of water to replace two teaspoons of cornstarch in recipes.

Before jumping into baking projects, keep in mind that flaxseeds create a grittier texture than cornstarch, which might affect the delicate consistency of cookies and similar treats.

Xanthan Gum

Xanthan Gum

Xanthan gum is an excellent substitute for traditional thickeners in cooking, made from fermenting sugar with Xanthomonas campestris bacteria and then processed into a fine powder.

Just a pinch of this remarkable ingredient can transform watery sauces into rich, velvety textures without altering the flavor of your dishes.

Many home cooks appreciate how xanthan gum works equally well in hot or cold preparations, making it versatile for everything from gravies to smoothies.

The powder dissolves completely when mixed properly, leaving no grainy texture behind unlike some other thickening agents.

Glucomannan

Glucomannan

Glucomannan is a popular cornstarch alternative for health-conscious cooks because it contains zero calories and carbs, making it perfect for low-carb diets.

This powdered soluble fiber transforms into a thick gel when mixed with hot water, requiring only a quarter teaspoon to replace two teaspoons of cornstarch in recipes.

The benefits go beyond just thickening since glucomannan introduces beneficial bacteria that support digestive health when added to foods.

Guar Gum

Guar Gum

Guar gum is a valuable thickening agent that is an excellent cornstarch substitute in many recipes.

This vegetable-based ingredient has gained popularity particularly in gluten-free cookie preparation, where it helps maintain proper texture without gluten.

Many bakers prefer guar gum over xanthan gum because it costs significantly less while performing similarly in most applications.

For those looking to replace cornstarch in cookie recipes, guar gum can typically be used in equal proportions as a direct substitute.

While not ideal for every type of cookie, guar gum works wonderfully in specific recipes where its unique properties enhance the final product.

Cookie Troubleshooting: Achieving the Right Texture

Getting the right cookie texture can feel tricky, but a few simple tweaks can help you get soft, chewy, or crisp cookies just the way you like:

  • For Soft Cookies: Use more brown sugar than white, add an extra egg yolk, and take cookies out of the oven while the centers still look a little underdone.
  • For Chewy Cookies: Melt the butter before mixing, use bread flour or a mix of flours, and chill the dough before baking to keep them thick and dense.
  • For Crisp Cookies: Use more white sugar, bake at a lower temperature for longer, and flatten cookies before baking so they spread and crisp up nicely.
  • For Light, Tender Cookies: Add a spoonful of cornstarch or swap some flour for cake flour, which makes cookies delicate and soft.
  • If Cookies Spread Too Much: Chill the dough longer, add a little more flour, or use a cool baking sheet so the butter doesn’t melt too quickly.
  • If Cookies Are Too Dry: Reduce baking time, use less flour, or add a bit more fat or liquid next batch to get a moister texture.
  • If Cookies Won’t Brown: Use parchment paper instead of silicone mats, or increase oven temperature slightly for more color.

1. What can I use instead of cornstarch in cookies?

Arrowroot powder, potato starch, or tapioca starch can be used as direct substitutes for cornstarch in most cookie recipes.

2. Can I just add more flour if I skip cornstarch?

Yes, you can replace cornstarch with an equal amount of all-purpose flour, though the texture may be slightly different.

3. Will cookies spread differently without cornstarch?

Cookies may spread a bit more and hold their shape less, so watch your baking time and space cookies farther apart on the tray.

4. Is cornstarch necessary for gluten-free cookies?

Not always. Other gluten-free starches or extra gluten-free flour blends can be used to bind and soften gluten-free cookies.

5. Will leaving out cornstarch affect the flavor?

No, cornstarch is flavorless, so your cookies will taste the same, but the texture may change slightly.

6. Can I use almond flour or coconut flour instead of cornstarch?

Almond or coconut flour won’t act the same way as cornstarch, so they are not ideal direct substitutes for texture.

7. Do I need to adjust baking time without cornstarch?

Check cookies a minute or two earlier, as texture changes might cause them to bake a little faster or brown more quickly.

James Mitchell

James Mitchell

Founder & Recipe Developer

Expertise

Recipe Creation and Testing​, Fusion Cuisine​, Food Styling and Photography​, Culinary Education​

Education

Kendall College, Chicago, IL

  • Degree: Bachelor of Arts in Culinary Arts
  • Focus: Comprehensive training in classic and modern cooking techniques, with a specialization in international cuisines.​

The Culinary Institute of America, Hyde Park, NY

  • Program: Advanced Certificate in Gastronomy
  • Focus: In-depth studies of global food cultures, flavor profiling, and innovative recipe development.​

James Mitchell is the founder and fearless flavor explorer at Cooking Crusade. With a degree in Culinary Arts from Kendall College and advanced training in global gastronomy from The Culinary Institute of America, James has spent over a decade perfecting the art of recipe creation. 

His background includes fine dining, private cheffing, and food styling, but his true joy comes from turning big ideas into doable recipes for home cooks. Every dish he shares is a mix of creativity, culture, and a little kitchen magic, built to bring excitement back to everyday meals.

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