The Food Lab: Better Home Cooking Through Science

(Nandana) #1

larger end tries to rise. If you’ve got an egg that floats, it’s
probably past its prime and should be discarded.


Old eggs    stand   up  when    submerged   in  water.

Q: My local farmers’ market sells unrefrigerated eggs,
and I’ve seen some supermarkets in Europe where the
eggs just sit out on shelves. Are they crazy, or is it me?
Most likely it’s you. When eggs are first laid, they are
covered in a thin wax-like coating called the cuticle. This
cuticle is the egg’s first barrier against bacterial infection

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