Many people in the world prefer to steam vegetables while cooking them.
There are many cooking methods for green leafy vegetables. You can blanche them, bake them or even fry them.
Most people simply use the frying method while cooking their vegetables.
This will vary based upon the vegetable and cooking method. Generally, steaming vegetables is thought to retain the most nutrients. ----
Steaming the vegetables rather than boiling.
Battered and deep fried.
Steaming
a conservative method is one that conserves the nutrients that are easily lost upon cookingand to ensure that they are available for the body to utilize.
boil them and don't fry best is to eat them raw whenever possible.
When steaming greens, their prime texture is often reached and quickly destroyed into mush, we cold-shock vegetables to hault the cooking process. and add extra color.
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There are whole books written on canning practices. Basically, you put the vegetables in sterilized canning jars, cover them with boiling water, loosely seal the jars and them boil them covered completely in water long enough to kill and bacteria they may contain. The times vary by type of vegetable. It would be best for you to get a book on canning and read up on the types of vegetables you want to can.
grill, cooking, brun and cooking with oil