Quoting A❤T=P+[It's a Girl:" Do you think a crock pot would keep mashed potatoes warm, without ruining them? Just for a few hours. ... [snip!] ... the potatoes to his office Thanksgiving and I don't want him serving them cold or being gross from reheating in the microwave."
Quoting lolajessup:" Idk they might get dry. Try it tomorrow for dinner and see what happens."
Quoting ♥TwinsRock25♥:" My Co worker says she does this every year for Thanksgiving and they turn out fine. She makes the potatoes ... [snip!] ... potatoes first thing in the morning and keeps them on low in the crock put until is time to eat. She says they do NOT dry out."