1, you can observe the color of day lily to see if it has black spots. After harvesting fresh daylily, sometimes in order to extend the shelf life, it will be made into dry daylily. At this time, it needs to be dried and dehydrated in the fire, so the surface of the roasted day lily is burnt and there will be small black spots. At this time, the day lily has no bitter taste. However, in order to better sell day lilies, some merchants will use sulfur to smoke them. At this time, the day lily will have a bitter taste. The bitter taste of roasted day lily is not obvious, but if the bitter taste is more serious, some chemical reagents may be added. It is suggested that the day lily should be soaked in salt water for about half an hour, taken out, drained and cooked; You can also put it directly in the pot and blanch it, without soaking it in salt water, and usually you can remove the bitterness.

2. Who can't eat daylily?

(1) allergic people can't eat.

Day lily belongs to the bud of plants and also contains allergens. Allergic constitution may have various uncomfortable symptoms after eating. Therefore, please eat carefully, especially for those who try it for the first time.

(2) Diarrhea patients

Day lily is rich in dietary fiber and has a good laxative effect after eating. Eating during diarrhea can easily aggravate the condition, which is not conducive to physical recovery.

(3) People who don't eat hair

Day lily belongs to hair. If the doctor tells you not to eat any hair, you should avoid eating day lily to avoid causing diseases and damaging your health.