Specific steps:
1, soak the soybeans 4-8 hours in advance.
2. Put it into the soymilk machine, and the added water should not be lower than the minimum scale or higher than the maximum scale.
3. At the same time, add the right amount of rock sugar.
4. Turn on the power of the soymilk machine, select double concentrated soymilk, and then press the start button to start the soymilk machine.
After the soymilk machine finished its work, a cup of fresh double thick soymilk came out.