I came across this great book where a woman created a cookbook for those who are on SNAP benefits or live in a tight food budget:
https://41aac1a9acbe9b97bcebc10e0dd7...-and-cheap.pdf
I browsed through the recipes, and they look really good. I'm going to try some of them and check back in. She wrote the book to include the recipes, pictures, along with the total cost per meal and cost per serving.
This would be a great resource!