Generally speaking, when making jelly, the ratio of agar and water is 1:8 or 1:10, so one gram of agar needs to be matched with 8 to 10 grams of water.

Introduction to agar

Agar, the scientific name is called agar gum, also known as the foreign vegetable, Haidong vegetable, frozen powder, stone flower gum, swallow vegetable essence, cold days, cabbage, and so on, is a kind of plant glue, mainly by the sea of the unicorn, stone flower, Gracilaria, and so on, is generally colorless, no fixed shape of the solid, can be dissolved in hot water, and its characteristics are very good solidifying properties. It has good coagulability and stability, so it can form complexes with some specific substances, and thus be used as a thickener, coagulant, suspending agent, emulsifier, preservative and stabilizer. So agar has a wide range of applications in many industries, the more common food industry, pharmaceutical industry, daily chemical industry, bioengineering and so on.