Mashed potatoes are a perennially popular side dish for good reason. They're inexpensive, easy to prepare, and you can use the leftovers to create a variety of dishes, from creamy soups to crispy ...

Can leftover mashed potatoes really stand in for butter on grilled cheese? I tested the viral trick to see what actually happens in the pan.

The holidays are a time of feasts. Then, in between each giant meal, it's a time of finding ways to eat all the food that wasn't finished. If more often than not you're just reheating what's in your ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The freezer is one of the best ways to prolong the lifespan of your leftover mashed potatoes. The best ...

Leftover mashed potatoes can be frozen for up to two months. Adding extra fat, like cream or butter, before freezing can help mashed potatoes retain their texture. Frozen mashed potatoes can be ...