July 3, 2022 You can make these ahead several days and store in the fridge. If baking cold, let stand 30 minutes first. Originally submitted to ThanksgivingRecipe.com. By joejonest ¶ ¶ Tagged Ahead, make, Make Ahead Mashed Potatoes, Mashed, Potatoes You can make these ahead several days and store in the fridge. If baking cold, let stand 30 minutes first. Originally submitted to ThanksgivingRecipe.com. Advertisement