People didn't have giant millstones at home, but (IIUC) had various forms of handmill at home at various times and places. Interestingly, per https://acoup.blo

People didn't have giant millstones at home, but (IIUC) had various forms of handmill at home at various times and places. Interestingly, per https://acoup.blog/2022/07/29/collections-logistics-how-did-they-do-it-part-ii-foraging https://acoup.blog/2022/07/29/collections-logistics-how-did-... several Mediterranean cultures equipped their soldiers with handmills, with the Romans also including sickles so they could process grain from the fields they were marching near, allowing an earlier campaign season then were they forced to wait for it to be harvested.