Black fungus soaked overnight can not be eaten.

If the black fungus is soaked for too long, the microorganisms in it will multiply, and the microorganisms are also prone to produce some toxic and harmful substances. These substances may also not be able to be completely eliminated through cooking, which can pose a risk.

The total colony count of fungus soaked for 2 hours is 130,000 cfu/g, the total colony count of fungus soaked for 5 hours is 350,000 cfu/g, the total colony count of fungus soaked for 8 hours is 410,000 cfu/g, the total colony count of fungus soaked for 16 hours is 1,000,000 cfu/g, and the total colony count of fungus soaked for 24 hours is 1,900,000 cfu/g. The longer the fungus is soaked, the higher the total colony count.

Soaking the fungus in cold water for 1-2 hours is the best way to achieve the best soaking state, so there is no need to extend the soaking time for the sake of taste.

Expanded Information

Tips for buying black fungus:

1, look at the texture. General good dry black fungus body light, firm, tough, not easy to be crushed. Adulterated black fungus brittle and fragile.?

2, smell flavor. Nowadays, most of the black fungus is cultivated from among the wood chips, so high-quality black fungus smells a kind of wood chip flavor. If it smells musty, pungent or other odors, it is likely to be improperly processed and stored or processed by chemicals.

3, water immersion. High-quality black fungus into the water, first floating in the water, and then slowly absorb water. After soaking, the leaf body is fat and thick, evenly suspended in the water, brownish yellow and blackish, large and bright, fine texture, glossy and elastic.

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