With its wobbly demeanor and slippery texture, it’s easy to imagine Jell-O as the punchline to some sort of long running culinary gag. There’s the scientist who tested Jell-O for brainwaves—and found ...

In 1969, Kraft launched a dessert that looked like a magic trick: one packet of powder, three distinct layers. Called Jell-O 1-2-3, it promised three tantalizing textures — mousse, custard, and jelly ...