Put all the ingredients into a saucepan, and simmer for 5-6 minutes over low heat.
Cool it down a little, then pour into a container to store in the refrigerator.
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Story Behind this Recipe
Storebought tianmianjiang is expensive, so I tried making it myself.
You can store this for 3-4 months. You can also make this in the microwave. Just shorten the heating time and keep an eye on it. Watch it so that it doesn't boil over if you are using a small container.