I like cooking.  Cooking is the art and technique of preparing food for consumption with or without the use of heat. 
I also enjoy cooking sometimes, but it takes so much time.
Cooking effectively is highly dependent on skill and type of training the individual has. 
That is true just as with almost everything we do.
Preparing food through the use of heat and fire is uniquely human activity. 
Never thought about that, but I guess it is true.
Cooking may have started 2 million years ago.  But the most recent archaeological evidence goes back 1 million years. 
What was cooked 2 million years ago?
ingredients. New inventions and technologies, such as the invention of pottery for holding and boiling water, expanded cooking techniques. Some modern cooks apply advanced scientific techniques to food preparation to further enhance the flavor of the dish served.
History.
Phylogenetic analysis suggests that human ancestors may have invented cooking as far back as 1.8 million to 2.3 million years ago. Re-analysis of burnt bone fragments and plant ashes from the Wonderwerk Cave, South Africa, has provided evidence supporting control of fire by early humans there by 1
List of cooking techniques
This is an incomplete list of cooking techniques.
Cooking is the art of preparing food for ingestion, commonly with the application of heat. Cooking techniques and ingredients vary widely across the world, reflecting unique environments, economics, cultural traditions, and trends. The way that cooking takes place also depends on the skill and type of training of an individual cook.
Cooking techniques.
Cooking techniques A.
- Acidulate – to use an acid (such as that found in citrus juice, vinegar,