1. If the broccoli is only slightly yellowed, you can lightly boil it in boiling water for a short time before cooking, which can restore the chlorophyll concentration of the broccoli to a certain extent and make it It turns a little greener; broccoli turns yellow. Although the nutrients are lost and the nutritional value is reduced, the existing nutrients of broccoli can be retained to the greatest extent through some methods.

2. How to prevent broccoli from turning yellow:

(1) Wrap the broccoli with paper or breathable film, and then put it upright in the refrigerator compartment. It can keep fresh for about a week. about.

(2) You can first tear it into small pieces, soak it in light salt water for about 5 minutes to remove dust and insect pests, then rinse it with water, drain it, and scald it in boiling salt water. , take it out and dry it and cook it directly, or put it into a fresh-keeping bag and store it in the refrigerator.