There's nothing like tucking into a combo meal at Burger King. A flame-broiled burger, a fizzy drink, and some deliciously crunchy onion rings — it's the fast food meal of your dreams. However, have you ever considered the ingredients that make up those tasty but strange onion rings? Burger King's onion rings are not like the ones you usually get at a restaurant.

In fact, you may wonder if there are any onions at all in those rings. There's no onion threatening to slip out of its greasy casing on first bite; it's just a crunchy shell with a faint onion taste. The official Burger King website says they're "bursting with refreshing onion goodness," but Burger King also doesn't claim that they are made with fresh onions.

Allegedly, Burger King uses an onion paste for their onion rings instead of actual rings of onions. This gives an onion flavor without using fresh onions. Could this be why Burger King's onion rings made our list of the worst items you can get at Burger King ? Nevertheless, taste is subjective and they remain a popular menu item.

A mysterious menu item There are many things you may not know about Burger King , and what the fast food giant's onion rings are really made of still remains a mystery. Their 2022 allergen menu states that the only allergen is wheat, making them off-limits for anyone who cannot consume gluten, but they do not contain any of the other listed allergens, such as dairy, nuts, or eggs. There are plenty of fast food items that contain quest.