He dumped her unceremoniously. A few coins, which she rattled a little in her rusty, used condensed milk tin. They can't buy her the next meal, she resigned herself to her short-term fate, but was still thankful for the gratuitous donation of the benefactor.
She didn't exactly rattle the coins in her begging tin. Too frail to do so, she merely swirled, for want of a better word, them such that unintentionally, they clinked against the metal.