Definition of angels' bread in English:

angels' bread

Pronunciation /ˈeɪn(d)ʒ(ə)lz brɛd/

noun

(also angel bread)
  • Bread or food suitable for or eaten by angels; sustenance from heaven; specifically the food described in the Bible as miraculously provided for the Israelites in the wilderness; manna. Hence (figurative): spiritual (as opposed to bodily) nourishment.

Origin

Middle English. In some forms from the genitive or genitive plural of angel + bread.