According to Chapter 38, what is the significance of 'Annadan' or food donation?

Chapter 38 elevates food donation, or Annadan, to the highest spiritual practice for the current era, the Kali age. The chapter states that while other ages had different primary duties, charity is paramount now, and Annadan is the "foremost among all deeds." The text explains this by declaring that food is the very form of Para-Brahman, the Supreme Reality, from which all beings are born and by which they are sustained. As detailed in the chapter, other donations, like money or vessels, are considered incomplete without the donation of food. The text also notes that a householder should never turn away a guest without offering food, as Baba himself followed this sacred custom.