1, wash the green beans and soak them in boiling water for 10 minutes. When cooled, put the green beans into the freezer of the refrigerator, freeze for 4 hours, take out and cook again, the green beans quickly crispy.

2, the green beans clean, dry water poured into the pot, add boiling water, the amount of boiling water to the amount of mung beans without 2 centimeters good, after boiling, change to medium heat, when the water to dry (pay attention to prevent sticking to the pot), add a large amount of boiling water, cover the lid, and continue to cook for 20 minutes, the mung beans have been crispy, the soup color green.

3, the green beans clean, soak in boiling water for 20 minutes, fish out and put into the pot, and then add enough cool water, high heat cooking for 40 minutes.

4, will wash the green beans, into the thermos, pour boiling water to cover. 3-4 hours later, the green beans have risen soft, and then under the pot to cook, it is easy to cook green beans in a shorter period of time.

5, will pick a good green beans washed and dried, in the iron pot dry frying for about 10 minutes, and then cook, green beans can be cooked very quickly.

6, wash the green beans and soak them in boiling water for 10 minutes. When cooled, put the green beans into the freezer of the refrigerator, freeze for 4 hours, take out and then cook, the green beans are quickly crispy.