This refers to the manna that God provided for the people. The word "bread" represents food in general. Alternate translation: "the same kind of food that angels eat" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
The abstract noun "abundance" can be translated with an adjective. Alternate translation: "abundant food" or "a large amount of food" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])