How to Scramble an Egg Inside Its Shell: the Easiest Experiments to See if Your Eggs Scrambled Correctly

Why are we putting two eggs over a smartphone flashlight? One egg is normal, the other is scrambled, but why? Shaking the egg vigorously mixes the yolk with the white. So let's do the light test!

By Cookist

Have you ever wondered what happens when creativity meets kitchen science? Let's embark on an intriguing culinary journey, where we put two eggs, a smartphone flashlight, and a little bit of physics to the test. Why, you may ask, would we balance two eggs over a smartphone flashlight? It's not just culinary whimsy; there's science at play here. One egg remains untouched, in its natural state, while the other undergoes a bit of a shake-up—quite literally. By vigorously shaking one egg, we mix the yolk with the white, setting the stage for a fascinating experiment.

The Light Test


In the name of science (and a bit of fun), we venture into a dark room with our smartphone flashlight ready. This simple setup allows us to conduct a light test. The goal? To see if our shaking technique has successfully scrambled an egg inside its shell. If done correctly, the scrambled egg will display a darker red hue when illuminated, thanks to the mixed contents within its shell.

The Cooking Process

With our eggs prepared—one scrambled, one not—we proceed to the cooking phase. By boiling these eggs for 6-7 minutes and then cooling them in cold water, we're not just making hard-boiled eggs; we're creating a culinary curiosity. Once shelled, both eggs reveal an all-yellow interior, devoid of the traditional egg yolk pocket. The result? A perfectly scrambled hard-boiled egg, achieved without ever breaking the shell.


Why Do This?

Beyond the sheer joy of experimenting in the kitchen, this exercise demonstrates the fascinating interplay between physics and cooking. It's a testament to how a bit of curiosity and creativity can transform the ordinary into the extraordinary. Whether you're a science enthusiast, a culinary adventurer, or just looking for a unique party trick, scrambling an egg inside its shell offers a glimpse into the playful side of cooking. So, the next time you find yourself in the kitchen, remember that with a little shake and some light, you can turn the everyday egg into a scrambled marvel.

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