neither. an onion is more of a spicy vegetable. not spicey like a jalepeno, but spicey like ginger. this is only when an onion is raw. an onion can be salty if cooked and then salted, and can be sour if pickled (egyptians DO pickle onions,).
Is this like jeopardy... What are the tastes that the tongue can detect.
it is not sour but it is salty
Some popular snack options that include sour onion chips are sour cream and onion flavored potato chips, onion-flavored pretzels, and onion-flavored popcorn.
Definitely they are salty.
Sweet, sour, bitter, salty
The sour cream and onion pringles.
lt is either salty or sour.
Sour
salty
Salt is salty. It's one of the basic tastes: sweet, sour, bitter, salty, and recently umami.
sweet, sour, salty, and bitter.
The four sensations of taste are sweet, sour, salty, and bitter. These sensations are detected by taste buds on the tongue.