In fact, it will be enough to cut the lower part, that of the stems, at a height of approximately 12mm in order to absorb all the necessary water. The parsley leaves should be dry. At this point the twigs can be placed in a glass bowl filled with 3/4 water. In this case it can be put in the refrigerator: to preserve the parsley, wrap a classic plastic bag around the bowl, securing it with an elastic band. The method is recognized because it retains moisture in the leaves so as not to dry them out.
