Cornstarch vs. Corn Flour: What’s the Difference? (2024)

Corn flour and cornstarch are both made from corn, but this doesn’t mean they can be used interchangeably in cooking and baking.

Cornstarch and corn flour both come from corn but differ in their nutrient profiles, flavors, and uses.

In the United States, corn flour refers to finely ground powder from whole corn kernels. Meanwhile, cornstarch is a fine powder as well, but made only from the starchy part of corn.

Due to their distinct nutritional contents and processing methods, they have different culinary uses. What’s more, in some parts of the world, the names for each vary.

This article tells you everything you need to know about the differences between cornstarch and corn flour.

Cornstarch vs. Corn Flour: What’s the Difference? (1)Share on Pinterest

Both corn flour and cornstarch are made from corn.

Corn flour is the result of grinding entire corn kernels into a fine powder. Therefore, it contains protein, fiber, starch, and the vitamins and minerals found in whole corn. It’s typically yellow (1).

On the other hand, cornstarch is more refined and made by removing the protein and fiber of the corn kernel, leaving only the starchy center called the endosperm. This is then processed into a white powder (1).

Here is a comparison of the nutrient contents of 1/4 cup (29 grams) of cornstarch and corn flour (2, 3):

CornstarchCorn flour
Calories120110
Protein0 grams3 grams
Fat0 grams1.5 grams
Carbs28 grams22 grams
Fiber0 grams2 grams

In addition to providing more fiber and protein, corn flour contains B vitamins, iron, potassium, magnesium, and several other nutrients (1).

Cornstarch offers no B vitamins and much smaller amounts of other nutrients, compared with corn flour.

Summary

Corn flour is made by finely grinding whole corn kernels, whereas cornstarch is made just from the starchy part of corn. As a result, corn flour contains protein, fiber, starch, vitamins, and minerals, whereas cornstarch is mostly carbs.

Similarly to corn, corn flour tastes earthy and sweet.

It can be used in addition to or in place of wheat flour in breads, pancakes, waffles, and pastries to add a corn-like taste.

Corn flour is sometimes confused with cornmeal, which in the United States refers to a more coarsely ground flour that’s also made from corn kernels. Cornmeal has a more distinct corn taste compared with corn flour.

In contrast, cornstarch is mostly flavorless, and thus adds texture rather than taste. It’s a bland powder that’s usually used to thicken dishes.

Summary

Corn flour has an earthy, sweet taste similar to whole corn, whereas cornstarch is flavorless.

In the United Kingdom, Israel, Ireland, and some other countries, most people refer to cornstarch as corn flour (4).

Meanwhile, they may refer to corn flour as cornmeal.

Therefore, recipes and cooking instructions originating outside of the United States may call for corn flour when they really mean cornstarch, or cornmeal when they mean corn flour.

If you’re unsure which product you should use in a recipe, try to figure out the recipe’s country of origin.

Alternatively, see how the corn product is used in the recipe. If it’s intended to be used in a manner similar to that of wheat flour, corn flour is probably your best option.

If the recipe is using the product to thicken a soup or gravy, cornstarch is the better choice.

Summary

Countries outside of the United States, including the United Kingdom, Israel, and Ireland, refer to cornstarch as corn flour and corn flour as cornmeal. If you’re confused about which product is meant for your recipe, see how it’s used to help you decide.

Due to their differing nutritional compositions, cornstarch and corn flour cannot be used in the same way in recipes.

Corn flour can be used to make breads, pancakes, biscuits, waffles, and pastries, in addition to or as a substitute for wheat flour. It adds a distinct corn taste and yellow color.

However, since corn flour does not contain gluten — the main protein in wheat that adds elasticity and strength to breads and baked goods — it may result in a more dense and crumbly product.

Cornstarch is primarily used to thicken soups, stews, sauces, and gravies. To avoid lumps, it should be mixed with a cold liquid before being added to a hot dish.

Since cornstarch is mostly starch and doesn’t contain protein or fat, it cannot be used in the same way as corn flour in baking.

Fried or breaded foods may also contain cornstarch, as it can help provide a crispy finish. Finally, cornstarch is often added to confectioner’s sugar to prevent clumping.

Summary

Corn flour can be used to make breads and pastries, whereas cornstarch is used as a thickening agent.

Corn flour is a yellow powder made from finely ground, dried corn, while cornstarch is a fine, white powder made from the starchy part of a corn kernel.

Both may go by different names depending on where you live.

Corn flour is used similarly to other flours, whereas cornstarch is mainly used as a thickener.

Cornstarch vs. Corn Flour: What’s the Difference? (2024)

FAQs

Cornstarch vs. Corn Flour: What’s the Difference? ›

Corn flour is made by finely grinding whole corn kernels, whereas cornstarch is made just from the starchy part of corn. As a result, corn flour contains protein, fiber, starch, vitamins, and minerals, whereas cornstarch is mostly carbs.

What is the difference between corn flour and cornstarch? ›

Corn flour is a yellow powder made from finely ground, dried corn, while cornstarch is a fine, white powder made from the starchy part of a corn kernel. Both may go by different names depending on where you live. Corn flour is used similarly to other flours, whereas cornstarch is mainly used as a thickener.

Is it OK to use cornflour instead of cornstarch? ›

Cornstarch is a 'starchy' gluten free flour, whereas corn flour is a 'protein' gluten free flour. Therefore, they carry out very different functions in gluten free baking. That means that you can't substitute cornstarch for corn flour, or vice versa.

Why do people use cornstarch instead of flour? ›

Cornstarch typically makes for a crispier finish than flour. Cornstarch absorbs moisture from the food and expands, giving deep-fried foods a crispy coating. When the food is fried, the moisture cooks out of the cornstarch, leaving a crackly, puffy coating on the outside.

What is a substitute for cornflour? ›

Here are 15 corn flour substitutes you can use, each with a unique characteristic that makes it an excellent choice for different culinary requirements.
  • Whole Wheat Flour. ...
  • Brown Rice Flour. ...
  • Cornstarch. ...
  • Arrowroot Powder. ...
  • Tapioca Flour. ...
  • Potato Flour. ...
  • Masa Harina. ...
  • Rising Flour.
Aug 14, 2023

What is better for you cornstarch or flour? ›

Cornstarch is a pure carbohydrate, but flour has more nutrients. Cornstarch is a common ingredient in a wide variety of foods and beverages. It's used by home cooks and in commercial settings. Cornstarch is not a very nutrient-rich food, though, so it's an open question whether or not cornstarch is bad for you.

Are cornmeal and corn flour the same thing? ›

The major difference between corn flour and cornmeal is the texture. Corn flour is soft and powdery, while cornmeal is coarse and grittier. Cornmeal can be classified as fine, medium or coarsely ground, but it is never as silky as corn flour.

Why can I replace cornstarch with? ›

Ground flaxseeds, glucomannan, psyllium husk, xanthan gum and guar gum are also substitutes for cornstarch, and you may come across mentions of them. On the whole, we prefer the substitutes we already discussed because they're more readily available, affordable and easy to use.

What is cornflour used for? ›

Its main use is as a thickening agent and due to its fine texture it is less likely to form in lumps than ordinary flour. Another advantage that cornflour has over plain flour as a thickening agent is that it is flavourless so can be used to thicken delicately flavoured dishes.

Is fried chicken better with cornstarch or flour? ›

When paired with all-purpose flour, cornstarch helps prevent gluten development, which makes the flour coating crispier, and absorb moisture (from the frying and the chicken), which also means a crispier coating. If you already have a favorite fried chicken recipe, try replacing a quarter of the flour with cornstarch.

Does cornstarch go bad? ›

Storing Cornstarch

Despite any date you might see on the package, cornstarch shouldn't go bad or lose its power. As long as you keep it in a cool, dry place, free from moisture, it should last indefinitely on your shelf—that is, if you don't use it up quickly.

Is gravy better made with flour or cornstarch? ›

Browning adds more flavor to the gravy and gets rid of the raw flour taste. You're basically making a roux. We find that a flour-based gravy holds up better and reheats better later, which is why we tend to prefer using flour over cornstarch to make gravy unless we have a guest who is eating gluten-free.

Can I use cream of tartar instead of cornflour? ›

No. Cornstarch is a starch used for thickening, while cream of tartar is an acid used for leavening, stabilizing, and preventing crystallization. They play totally different roles in baking and are not considered substitutes for one another.

Can I use baking soda instead of cornflour? ›

No. Baking soda is sodium bicarbonate. It is a alkaline and when combined with an acid and a liquid, it produces carbon dioxide gas which will leaven baked goods. Corn starch is a finely textured starch derived from the endosperm of the kernel of a maize plant.

What can I use to thicken if no cornflour? ›

The 11 Best Substitutes for Cornstarch
  • Wheat flour. Share on Pinterest AwakenedEye/Getty Images. ...
  • Arrowroot. Arrowroot is a starchy flour made from the roots of the Maranta genus of plants, which is found in the tropics. ...
  • Potato starch. ...
  • Tapioca. ...
  • Rice flour. ...
  • Ground flaxseeds. ...
  • Glucomannan. ...
  • Psyllium husk.

Can I use corn flour to thicken sauce? ›

Cornflour is an ideal thickener if you're a coeliac or simply intolerant to gluten, because as the name suggests, it is made from corn. Be aware, though, that it produces a slightly more gelatinous texture than flour, so don't overdo it or you'll end up with a slightly gloopy sauce.

Why is corn flour used in cakes? ›

Cornflour's prowess extends to the realm of baking, where it can redefine your favorite recipes. When combined with regular flour, cornflour imparts a lightness and tenderness to baked goods. Experience the joy of savoring a cake with a melt-in-your-mouth texture, all thanks to the magic of cornflour.

What is corn starch used for? ›

Cornstarch is a common ingredient made from the starchy portion of corn kernels known as the endosperm. It's used as a thickening agent for gravies, marinades, sauces, soups, and casseroles. Though most people think cornstarch is reserved for cooking, it's quite useful outside the kitchen.

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