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Can I eat kelp overnight?

Kelp overnight is not edible.

Kelp grows in the sea, which contains a lot of nitrate, if placed overnight, the air bacteria will enter the kelp, and nitrate to produce a series of reactions, producing a large number of nitrites.

Kelp can not be soaked for a long time, although the consumption of kelp should be rinsed with water before, but the time should not be too long, generally speaking, soak 6 hours or so can be, soak time is too long kelp nutrients, will dissolve in water.

The length of time to cook kelp is related to the texture of the kelp, if it is not yet soaked dry kelp, first soaked inside the water for a while, and then placed in a pressure cooker, add water to the steam, the end of the pot simmering for 10-15 minutes; if it is soaked by the system of water after the hair of the fresh kelp, cleaned, boiled in water for about 5 minutes on the cooked.

During the process of cooking kelp, you can use chopsticks to pick up a piece of pinch, if it is soft, it means it is cooked, you can fish it up directly, and should not be cooked for too long, because kelp will harden if it is boiled for too long.

Seaweed to identify whether the method of deterioration

1, look at the color of seaweed: the normal color of seaweed is brownish-green, there are also earthy yellow seaweed, which is the normal color. If the color of the kelp changes, this indicates deterioration.

2, touch the feel of the kelp: kelp if you feel a sticky feeling, this kelp is still edible. If the touch is not sticky, kelp is still soft, but there is no odor, proving that kelp is about to deteriorate.

3, smell the flavor of the kelp: if the seabed flavor is very big, there is a relatively strong kelp flavor, that such kelp is relatively fresh. If the kelp flavor is very light, and even can not smell the flavor of kelp, then it shows that these kelp has been about to deteriorate.