This is the correct way to manage a budget.

The budget software I use (“you need a budget”) follows a similar philosophy; based on the way you describe you financial circumstances, paying for that software is probably not in your budget, but I suspect you will find the “rules”/method/philosophy described on their website helpful.

Avocado toast or peanut butter toast. I guess technically there is some sort of cooking involved there but it is minimal…

Once, while traveling though Idaho, I came across someone peeling a potato in a reststop bathroom…