"So you haven't had a decent meal with adequate nutrients in... how long?" No, he's not expecting an answer. He just looks vaguely thunderous.

"You eat whatever's there on the table. I'll go find something more." Like rice, hopefully some protein, and vegetables.

(The you is sort of addressed at both of them.)

As he's getting up, rather determined to go and find some actual food, Mary starts to talk... and Law pauses. Looks at her, assessing.

"And now there's no one left to yell at," he repeats, with something like contemplation, or maybe approval.