"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 is a treat no matter what, but you can actually repurpose it into a grilled cheese addition for an ...
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.