How To Test If Eggs Are Good. Your eyes and sense of smell are your best allies when it comes to detecting egg freshness. An egg will immediately smell bad if it is off.
Just fill a glass with water and allow it to sit until its room temperature make sure theres enough water to fully submerge the egg. The egg in water test is probably the best known method to test if eggs are still good. This test is a good choice if you plan on cracking the egg before cooking it or adding to a baked good recipe.
When youre dealing with an older egg that looks fine on the outside and you want to avoid a big stink try this.
If you hear the egg sloshing around thats a bad sign. If they float theyre old and should be discarded. The Egg White Test. Crack an egg onto a flat plate If the yolk sits high proudly in the centre of the plate and the thick part of the egg white is clearly defined and sitting close to the yolk your egg is fresh.