Kelp, I believe we are all familiar with, this is a kind of seafood, but not seafood, but a kind of seaweed, because it has the effect of clearing away heat and heatstroke, so people usually eat it in the summer or when the weather is also hot. Kelp is generally eaten in soup, or used to fry, cold, stewed meat, etc., but no matter which way to eat, as long as the quality of kelp is good, then the flavor will not be bad. So we buy kelp, it is best not to rush to pay, take a close look at the following 4 points, the boss himself do not eat.

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First: the surface is dry and not sticky and slippery

Normal kelp, the surface of the kelp will have some sticky, slippery mucus, these mucus is used to protect the kelp, keep the mucus to maintain the freshness and flexibility. So if you buy kelp, found that the surface of the kelp is relatively dry, there is no viscous slippery feeling, then it is best not to buy.

Secondly, it looks especially green

People who have seen kelp should know that the color of kelp is usually darker, a kind of dark green or brownish-green, and this kind of kelp is fresh and hygienic. And those surface color green, look particularly beautiful kelp, basically may be some chemical treatment. This kind of kelp although looks very attractive, but in fact is not hygienic, if you eat too much, it is likely to have to enter the hospital gastric lavage.

Third: discolored kelp

Many merchants in order to make the kelp more attractive, looks good, will use a variety of chemicals or dyes to dye, such a dye treatment, the kelp surface and the interior will be stained with color. So when you buy kelp, it is best to feel with your hands, or even dip your hands in water, and then touch it, if the kelp is discolored, then go straight away. If you buy home home cleaning, found that the water discoloration, then you must also throw away the kelp, such kelp is not eatable.

Fourth: smell no fresh

Kelp is seafood, has been growing in the sea, so whether it is raw kelp or cooked kelp, will have a fresh flavor. If you are buying kelp and find that it doesn't have such a fresh flavor, then don't buy it.