What Colour Do Red Onions Go When Cooked?
What Colour Do Red Onions Go When Cooked? Red onions—as well as other red produce, including cabbage and cherries—are rich in pigments called anthocyanins. When they’re cooked with acid, their color intensifies, but when combined with an alkaline component, they can turn a startling bluish-green color. Why did my onions turn black when cooked? Foods