"let me borrow three loaves of bread" or "give me three loaves of bread and I will pay you later." The host does not have any food ready to give to his guest.
Bread is a food that people in Israel commonly ate. If people in your community do not know what bread is, you may translate it with a more general expression for food. Alternate translation: "some food" (See: [[rc://en/ta/man/jit/translate-unknown]])