Grilled onions are just fine. It's the natural sweetness of a grilled onion that we should be able to detect and respect!
The onion, a member of the allium family including garlic, leeks and shallots, and are considered anti-cancer foods with more than 150 beneficial compounds.
My favorite meal is grass fed ground beef, onions, mushrooms and garlic with a handful of spinach tossed in to a cast iron pot.