If you're not interested in trying to resuscitate the crispiness of your now-stale potato chips, you might as well do something else with them. Breaking them up into tiny pieces makes for tasty crumbs to apply to baked or fried food.
Photo by Marta Maria Darby
Karen Ahn at WonderHowTo recommends putting any stale chips you have to good use as a crispy coating in your recipe. Just crush them all up and use them whenever your recipe calls for crumbs. The salty potato flavour will enhance your dish and you avoid wasting what seem like useless leftovers.
5 Delicious Ways to Reinvent Your Stale Potato Chips [WonderHowTo]