Manufacturing principle

Soymilk (protein colloid) coagulates when it meets gypsum (strong electrolyte).

Experimental drugs and instruments

Drugs: soybean milk, gypsum.

Instruments: Shi Ying glass cups (two), chopsticks (one pair), alcohol lamp, household tripod, brush, stainless steel bowls (three, two large and one small), disposable paper cups (several).

III. Operating steps

Heating soybean milk to boil, dividing it into two equal parts, and standing;

Heat the ground gypsum to about 160 C in a stainless steel bowl;

Dissolve that plaster of Paris prepare in (2) in water, and then uniformly brushing the plaster wat on the wall of a 250ml stainless steel bowl with a brush;

At the same time, pour the hot soybean milk in (1) into a stainless steel bowl brushed with gypsum water and let it stand.

(If you want to make tofu, filter the tofu flower in (4) to remove water.)

IV. Description

The method for preparing bean curd flower is simple and the success rate is 100%. Besides taking high protein, it can also supplement calcium, which is the best food for children to take calcium, with good quality and low price; But it must not be eaten with onions or garlic, and it is not allowed to be cooked with spinach.