With that, I was ready to start candling my eggs! Glowing Reports I’ve found it best to test the fertility of white eggs around the fourth day after they’ve been laid.

During the candling process, the egg is discarded if imperfections are discovered. However, some eggs with blood and meat spots slip through the candling process unnoticed.

It is not often you run across a spoiled egg, as the USDA states that eggs can retain their quality for a month or more when stored properly in the fridge. But when you do find a bad egg, it's ...