Chocolatiers explain why bars can develop those white, chalky streaks — and how to keep bloom at bay.

If you've ever rummaged through your cupboards looking for a sweet treat, you may have stumbled across some leftover chocolate that you're unsure is still safe to consume. Upon opening the package, ...

When a glossy bar of chocolate suddenly develops a chalky, pale coating, most people assume it has gone moldy and head straight for the trash. In reality, that white layer is almost always a cosmetic ...

Laura holds a Master's in Experimental Neuroscience and a Bachelor's in Biology from Imperial College London. Her areas of expertise include health, medicine, psychology, and neuroscience. Laura holds ...

The white film or streaks on chocolate, called bloom, are harmless and result from temperature or humidity changes. Bloomed chocolate is still perfectly safe to eat—it just loses its smooth texture ...