1, 5-6 minutes.

2, from the nutritional top, broccoli contains a lot of vitamins, proteins, fats, carotene, and calcium, iron, phosphorus and other nutrients, these substances are relatively easy to be cooked, and secondly, the main structure of broccoli flocculent, and inside the degree of looseness is high, it is very easy to be cooked, generally broccoli in the water after the boiling can be boiled for 5-6 minutes to be cooked.