We all know the Confederates were short of staples during the war, and the Union army would consider coffee at the top of their list of needs. This list is meant to disgust coffee drinkers, but I’d drink a few of them before I ever willingly sipped coffee!

Here are 25 of the most bizarre things that people made what came to called “Confederate Coffee,” which, in most cases, didn’t contain any caffeine and in fact, was more of a tea.These ingredients were either dried, browned, roasted, or ground before steeping or dissolving into hot water to make “coffee.”
Source: People brewed ‘Confederate Coffee’ from plants during the 1860s – Tech Insider