Rotisserie Onions

Brazilians spit roast everything: Meat. Poultry. Cheese. Even pineapple (see recipe). But onions? Would you really want to tie up your rotisserie for an hour to make them? The answer is yes, for at least three reasons. First, the lateral heat and gentle rotation make the onions supernaturally sweet and tender inside and deliciously caramelized outside. Second, the process looks cool as all get out. And finally, these spit-roasted onions were created by Fua