I'd put cheese in it, except edible headwear tends to get hair in it...
"On two occasions, I have been asked [by members of Parliament], 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?' I am not able to rightly apprehend the kind of confusion of ideas that could provoke such a question." ~ Charles Babbage (1791-1871)
How about one of those hats with the cans in it and straws that go to your mouth? You could put liquidy salsa in them... but you'd still need somewhere for the chips...
That's a stupid thing to say and you're a stupid person for saying it! :D
"On two occasions, I have been asked [by members of Parliament], 'Pray, Mr. Babbage, if you put into the machine wrong figures, will the right answers come out?' I am not able to rightly apprehend the kind of confusion of ideas that could provoke such a question." ~ Charles Babbage (1791-1871)