Ramen Noodle chips
you open the bag, sprinkle the seasoning throughout, reseal and crumble.
rinse repeat 3-5 times and you have exhausted enough calories not to die today for about 2-4 dollars. have resorted to this many of times back in the day...
They're better dry.
I used to do this a lot, especially with the spicy flavors. It's pretty tasty.