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Foolproof Spin Test: How to Tell Hard-Boiled Eggs from Raw Every Time

Foolproof Spin Test: How to Tell Hard-Boiled Eggs from Raw Every Time

Ever forget if an egg is hard-boiled or raw? It's tough to tell without cracking it open.

Luckily, there's a simple, reliable trick used by home cooks and pros alike: spin the egg and observe.

Foolproof Spin Test: How to Tell Hard-Boiled Eggs from Raw Every Time

Contents
  • How to
  • Result

How to

1. Take the egg in question.

2. Spin it vigorously on a flat surface.

3. If it spins smoothly on its axis, it's hard-boiled.

4. If it wobbles or spins erratically, it's raw.

Result

There you have it—a quick way to differentiate hard-boiled from raw eggs. Simple, practical, and effective!

The science? A raw egg has liquid inside that sloshes around during spinning, causing instability, while a hard-boiled egg spins steadily like a top.