One more method to acquire the habit of eating slowly:
You can also read "Psycho Cybernetics" by Maxwell Maltz it is a good book. The important thing is that more and more people are learning.
Everybody looks for information on how to lose weight and learning about the advantages of eating slowly.
The marketing for "plates for eating slowly" is being done, except that many people do not know they exist and that they keep warm.
Plates for eating slowly