2, purple kale is a kind of natural health vegetables, try not to blanch purple kale when cold, purple kale is eaten raw when the loss of nutritional value is the least. But there will be people who worry about eating raw purple kale unhealthy, because in the planting of purple kale, vegetable farmers may spray pesticides, so it is recommended that in the consumption of purple kale, we can follow the following method of processing, so that it can play the effect of antiseptic sterilization we can be purple kale first peeling treatment, put into the light saline water soak for a period of time, so that you can be sterilized, fished out and cleaned and then cut for the The first thing you can do is to peel the kale and soak it in lightly salted water for a while. Then according to their favorite way to cold kale, although this method may not completely remove the residual pesticides, but also much healthier than simple cleaning. But these treatments should also have attention to the place, can not be purple kale first shredded in the infiltration, because this may also cause the loss of nutritional value of purple kale.