吃着碗里，瞧着锅里chī zhe wǎn lǐ,qiáo zhē guō lǐ

keep one eye on the bowl and the other on the pan[said of a greedy person]/那薛老大也是 ‘～’ 的，这一年来的时候，他为香菱儿不能到手，和姑妈打了多少饥荒。(《红楼梦》178)Xue Pan is another of those greedy guts who keep ‘one eye on the bowl and the other on the pan’.Look how he plagued his mother for a whole year just to get hold of Xiangling.

吃着碗里，瞧着锅里chī zhe wǎn lǐ,qiáo zhe ɡuō lǐ

比喻人的贪欲无止境。while eating one dish, one keeps watching for the next; peep in my cabbage pot, stare in my cupboard