More direct evidence for ancient food preparation is provided by artifacts like this large grindstone. The smaller handheld stone would be used to grind various dried crops against the gritty surface of the larger grindstone, pulverizing the foodstuff into a flour-like substance
Museum, Chucalissa, "Large Grindstone" (2022). Artifacts. 27.
Cookware; Ancient Food Preparation; Large Grindstone; Mississippian