Roman Catechism 38.14

Chapter 38 — Part IV: Prayer — The Fourth Petition: Give Us This Day Our Daily Bread

Section 14. It should then be known that, in the Sacred Scriptures, by the word bread, are signified many things, but especially two: first, whatever we use for food and for other corporal wants; secondly, whatever the divine bounty has bestowed on us for the life and salvation of the soul.