Make no mistakes about the process of preparing your raw ingredients before putting them on the pan or wok to cook, many times, people just think cooking involves the FINAL process of heating things up. 

But it isn’t a one step process, it takes many steps and one of those steps is what every chef must mastered and that is the skill of preparing raw materials and some time making a basic ingredient such as pasta from scratch as from flour.

For our purpose, let’s focus on preparing veggies this time.   

First, a skill of cutting and peeling veggies must be trained to avoid unnecessary kitchen injuries 

Then you would need to know the type of veggie and how they would cook under different types of cooking methods to get the desired result you want on them.

Finally, when you are cooking those leafy greens such as spinach, pay attention to keeping them green while under heat, it turn out to have a fresh and juicy taste when they came out of the stove.