To determine whether soy sauce has gone bad after sitting for a long time, you should observe the appearance, flavor and texture. To determine whether soy sauce has gone bad after a long time, mainly observe the appearance, flavor and texture.
1. Look at the appearance: When observing whether soy sauce has gone bad, look at the appearance of the soy sauce. If an unknown substance appears on the upper layer, it indicates that the soy sauce may have gone bad and produced some bacteria, and it is not recommended to continue to consume it.
2. Taste: Taste it, taste it, normal soy sauce will have a clear soy sauce flavor, and soy sauce deterioration, its flavor will change, tasting soy sauce flavor may have been acidic or other odors, indicating that the soy sauce has been deteriorated, can not continue to eat.
3. Look at the texture: If the soy sauce is spoiled, the texture will be cloudy.
Soy sauce should be stored in a dry, well-ventilated place away from light, as sunlight and high temperatures can cause soy sauce to deteriorate.