How to make cornstarch
Cornstarch is a common kitchen seasoning, mainly used for thickening, marinating and making pasta. With the rise of healthy eating, more and more people are paying attention to how to make homemade cornstarch to ensure the safety and health of the ingredients. This article will combine the hot topics and hot content on the Internet in the past 10 days, introduce the production method of cornstarch in detail, and provide structured data for reference.
1. Basic introduction to cornstarch

Cornstarch is usually made from starch, and common raw materials include potatoes, corn, cassava, etc. Its main function is to increase the viscosity of food and improve its taste. The following are the raw materials and characteristics of several common corn flour:
| raw material | Features | Applicable scenarios |
|---|---|---|
| Potato | High transparency, moderate viscosity | thicken, pickle |
| corn | Strong stickiness and low price | Pasta, pastries |
| Cassava | Very high viscosity and good elasticity | Desserts, pearl milk tea |
2. Steps to make homemade cornstarch
Here are the detailed steps for making homemade potato cornstarch:
| step | operate | Things to note |
|---|---|---|
| 1 | Prepare potatoes | Choose fresh, non-sprouted potatoes |
| 2 | Clean and peel | Clean thoroughly to remove dirt and impurities |
| 3 | Cut into pieces and grind | Cut the potatoes into cubes and grind them into a paste in a blender |
| 4 | filter precipitate | Filter with gauze and let stand for 4-6 hours. |
| 5 | Dry and grind | Pour off the upper layer of water, dry the sediment and grind it into powder |
3. Preservation and use skills of cornstarch
The following points need to be noted when storing and using homemade cornstarch:
| project | suggestion |
|---|---|
| Save method | Seal container and store in a cool, dry place |
| shelf life | Can be stored at room temperature for 6 months |
| Tips | When thickening, mix well with cold water first, then pour into hot soup |
4. Healthy alternatives to cornstarch
In recent years, with the popularity of healthy eating, many people have begun to look for alternatives to cornstarch. Here are a few common healthy alternatives:
| Substitute | Features | Applicable scenarios |
|---|---|---|
| lotus root starch | Low in calories and rich in dietary fiber | Desserts, soups |
| Konjac powder | Zero calories, strong satiety | diet food |
| coconut flour | Naturally sweet and nutritious | Baking, drinks |
5. Conclusion
Making your own cornstarch not only ensures the safety and health of the ingredients, but also allows you to adjust the ingredients and process to your individual needs. Through the introduction of this article, I believe you have mastered the production methods and usage techniques of cornstarch. Whether it's traditional potato cornstarch or a healthy alternative, it adds more possibilities to your kitchen.
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