Yeah, he certainly isn't going to start now. Taako's many things, but charitable isn't one. But... she has experience, and so does he. All his cons are two-partied. Maybe she can get things he can't. Maybe they can be useful to each other.

"Maybe you find somethin' else, and we trade some." Which would absolve them both from eating only one thing all day. "What're you good at gettin'?"