This was good, it fit with the dizziness. But I could manage the toast, I said. I didn't want to go without breakfast altogether.
Offred exposes the part of her characterization that is quick to adjust to changed circumstances. She if mentally energetic and astute. Thus when things change suddenly, without plan or reason, she is quick to adapt, to find the advantage, and to make the most of the scenario, even if the advantage is a piece of toast.