Make-Ahead Mashed Potatoes Recipe (2024)

FAQs

Can you make mashed potatoes ahead of time and reheat them? ›

Make-ahead mashed potatoes are a great option for the holidays. You can do nearly everything — boil, peel, and mash; stir in milk and salt — up to two days ahead. Before serving, reheat. Adding butter at the last minute makes them taste freshly mashed.

Add more cream and butter: More moisture and fat are the two secret ingredients to reheating any leftovers. For potatoes, reach for half-and-half or broth and butter. Cover and heat low and slow: Cover the baking dish and set it in a 350°F oven alongside any turkey leftovers you might be reheating too.

Restaurants prepare the potatoes ahead by boiling and mashing just the potato, then just before serving, it is mixed into boiling cream (or milk or even broth or a combination thereof) to reheat it and make it nice and creamy.

Test Kitchen Tip. You can boil potatoes ahead of time for use later as long as you cover and refrigerate them. They'll last for up to three days in the fridge.

Not only do these mashed potatoes stay ultra-creamy, but they can also be made up to two days ahead of time and reheated in the microwave—a huge bonus when oven and burner space is at a premium during the holidays. “I've always dreaded making mashed potatoes on the day of Thanksgiving.

Make-ahead mashed potatoes can be prepped in just 25 minutes, and you can even make them the night before, so come dinnertime you can stress a little less knowing all you have to do is pop your prepped casserole dish in the oven.

Preheat the oven to 350 degrees Fahrenheit. Add a dash of cream or milk, and some more butter to the dish before baking. To further avoid dryness, don't skimp on butter and other dairy products. Reheat the potatoes until they're warm throughout—the potatoes should reach 165 degrees before serving.

If you are reheating them in the oven, stir in the liquid and butter pieces, then spread the potatoes out in a baking dish. Cover with aluminum foil to keep the potatoes from drying out. Reheat at 350˚F for 20 to 30 minutes, or until the potatoes reach 165˚F.

Take your mashed potatoes out of the fridge and set them on the counter for about 20 minutes to bring them to room temperature. Meanwhile, preheat the oven to 350°F. Then, pop them in the oven, covered, for about 15-20 minutes, or until warmed through.

The lowest setting of your slow cooker will keep the potatoes nice and warm without drying them out. If you notice that they are getting a little dry, loosen them up by stirring in an extra splash of milk or cream or a few tablespoons of butter.

How to make mashed potatoes ahead and keep warm? ›

"Hold your mashed potatoes in a bain-marie, or water bath, with a lid on top [and] they stay for hours — days really," Ray, who recently partnered with Home Chef, said in an interview with Allrecipes. The method is oh-so-simple.

Instead of regular milk, pro chefs generally use a generous helping of buttermilk and plenty of half-and-half or (even better) heavy cream in their potatoes. If you think the bartenders up front are pouring heavy, they've got nothing on the cooks in the back who are in charge of the mashed potatoes.

You can also double this recipe easily—a good rule of thumb is that you want about half a pound of potatoes per person.

Add the butter and warm milk to the bowl and mash with a potato masher or fork (or pass the potatoes through a ricer or food mill for a smoother mash). Season with salt and pepper. Plan on 1/3 to 1/2 pound potatoes per person for your feast.

Refrigerating boiled potatoes can contribute to the formation of potential carcinogens. When cold-stored potatoes are reheated at high temperatures, the sugars and amino acids in the potatoes may react to form acrylamide, a substance linked to cancer. To minimise this risk, consider alternative storage methods.

If you are reheating them in the oven, stir in the liquid and butter pieces, then spread the potatoes out in a baking dish. Cover with aluminum foil to keep the potatoes from drying out. Reheat at 350˚F for 20 to 30 minutes, or until the potatoes reach 165˚F.

If you've got some time on your hands, use the oven! Take your mashed potatoes out of the fridge and set them on the counter for about 20 minutes to bring them to room temperature. Meanwhile, preheat the oven to 350°F. Then, pop them in the oven, covered, for about 15-20 minutes, or until warmed through.