Yes, in fact good food can be extremely cheap. Beans, eggs, and butter are dirt cheap. Canned vegetables are affordable if you buy for nutrition (i.e., not empty food like green beans).

Re. lottery spending, they are losing $12 a week! That is $600 a year! That could buy premium multivitamins, an extra several eggs a day, rather a lot of cheese, with money left over for the occassional meal out.

The problem of most poor Americans is not resources, it is the deployment of them.