How to tell if tofu contains gypsum, the seller is indisputable

The harmful effects of eating tofu with plaster

Gypsum is a substance whose main ingredient is calcium sulfate containing many heavy metal alloys such as lead, cadmium, . which are dangerous to health. However, due to its rapid solidifying effect (often used in construction), the price is cheap, only about VND 60,000 for 40 kg, so it is very popular with the manufacturers.

Using gypsum, the whey will float faster, precipitate faster, the amount of whey is doubled and it is possible to use a small amount of beans to make a much more profitable. Thus, the bargain from gypsum to make tofu has made the production facilities blurred.

How to distinguish tofu contains gypsum and clean tofu

Dr. Lam Van Man - Head of Research and Development and Technology Transfer said that tofu is usually done in the traditional way, to create the precipitate, squeeze it into molds, you can use sour vinegar or use Use tofu itself to make silage. In this way, the amount of tofu precipitated very little. Meanwhile, if gypsum is put into a pot to cook the beans, the whey will pop up faster, the amount of whey collected can be more than doubled.

Tofu delicious, clean

- A piece of delicious tofu is always often ivory-white, very soft.

- Safe tofu will have the aroma, characteristic fat of soy, like when eating whey soy milk is still hot.

Gypsum mixed with tofu

- Taste: Tofu for many gypsum often tastes a little harsh, holding heavy hands.

- Color: Tofu with yellow color is usually yellower, more yellow, more plaster and hardness, much stronger than a lot of normal fresh tofu.

Hopefully, these shares will help you choose a quality tofu piece to cook delicious dishes, whoever compliments the octopus!