This vibrant twist on a classic sour blends grapefruit’s sharp bite with a touch of sweetness and the silky texture of egg white.

And when I do, more often than not, I include this vegan, gelatin-free, sour grapefruit candy. It's an old standby that ...

Sour candies automatically trigger that pleasantly painful pucker that's weirdly addictive. But what causes it, and why do ...