Oil is a calorically-dense, highly-processed food so stripped of nutrients that it promotes poor health (including heart disease, cancer, obesity, and diabetes) just as much as saturated animal fat.
There are some very excellent articles available online that explain the reasons why much better than I can.
I will give you some resources at the end of this post.
The purpose of this post is not to convince you to give up oil but to show you how.
*** How to Cook Without Oil?
Many people are surprised to learn that it’s easy to cook great food without oil or butter.
Besides being healthier, it’s not hard to make the switch to oil-free cooking. You’ll still steam, poach, boil, and stew your dishes the same way.
Here is a breakdown of how to sauté, stir-fry, bake, and roast without added fat.