It's cheaper to cut up a chicken than buy chicken breasts. It's cheaper to make your own burger than buy takeout. Of course there's TidePods etc. That said, th

It's cheaper to cut up a chicken than buy chicken breasts. It's cheaper to make your own burger than buy takeout. Of course there's TidePods etc. That said, there's also the other side. I've seen people prioritize paying down their 3% mortgage with extra payments, because, "debt is bad", when they could be earning 5% on that same money and have a "rainy day fund".