Food Sadhana : What to eat ?

From food are the beings born ~ Bhagwad Gita 

Food is the verily the mind ~ Upanishad 

What is a Sadhana?

The goal of sadhana is to know your true self or Self-Realization or Enlightenment whatever you call it.  To a practitioner, or sadhaka, all of life is sadhana. Knowing that each action, each word, each thought will either lead closer the understanding of ourselves or further away, the sadhaka chooses to only do that which is helpful to the supreme goal of life. 

This choice and the actions that come from it are known as sadhana. For the intellectually minded, sadhana may...