How do you tell if an egg is bad after cracking it?
Rachel Ellis
Published Jan 14, 2026
The best way to determine if your egg is spoiled is by cracking it open into a bowl. If the egg white is pink or iridescent this is an indication of spoilage due to Pseudomonas bacteria. Some of these bacteria can make us sick when eaten and they will produce a greenish, fluorescent, water-soluble color.
What does a bad egg look like?
If you see black or green spots inside the egg, it has been contaminated by fungus and should be thrown away. If the yolk of a hard-cooked egg has a green ring around it, this means the egg has been overcooked or was cooked in water with a high iron content. This egg is still safe to eat.
What happens if you eat a bad egg?
If you feel sick to your stomach, have a fever or experience diarrhea and vomiting, you may have come in contact with bad eggs. According to the U.S. National Library of Medicine, when you develop food poisoning, such as getting sick from eggs, symptoms often begin within two to six hours of eating affected food.
Can you eat eggs 2 months out of date?
Still, as long as they remain free of contamination from bacteria or mold, they may still be safe to eat for days or weeks longer. Eggs have an average shelf life of 3–5 weeks. With proper storage, most eggs are still safe to eat after 5 weeks, though their quality and freshness will likely begin to decline.
Are 2 month old eggs still good?
“The shelf life of an unrefrigerated egg is 7 to 10 days and for refrigerated egg it's about 30 to 45 days,” notes Dr Batra. But that doesn't mean you can pop a 2-month old egg for a quick omelet. - Eggs can last for about 5-6 weeks if refrigerated properly.
36 related questions foundHow do you know if an egg is still good?
The water test for egg freshness
First, fill a bowl or glass with about four inches of cold water and gently place your egg(s) inside. Very fresh eggs will sink to the bottom and lay on their sides. If an egg stays at the bottom but stands on its small end, it's still fine to eat; just not quite as fresh.
Are stale eggs OK to eat?
If they sink to the bottom and lay flat on their sides, they are fresh. If it doesn't sink completely and sticks to one of the sides of the bowl, they aren't very fresh, but still good to eat. If they float on the surface, they have gone bad, and should not be consumed.
Why is there black stuff in my egg?
Blood spots are uncommon but can be found in both store-bought and farm-fresh eggs. They develop when tiny blood vessels in the hen's ovaries or oviduct rupture during the egg-laying process. Eggs with blood spots are safe to eat, but you can scrape the spot off and discard it if you prefer.
What is the little red dot in my egg yolk?
It is a pinhead-sized red or brown spot on the yolk of an egg. These are caused by the rupture of small blood vessels during the formation of the egg. A blood spot does not indicate that an egg has been fertilized; it's simply a small spot of blood. A bright spot indicates a very fresh egg.
Can you eat eggs with blood spots in them?
Can I eat an egg with blood in it? Absolutely – eating an egg that has a blood spot won't hurt you. While you may wish to remove the spot with the tip of a knife and dispose of it, there is nothing in it that's harmful for human consumption.
What is a lash egg?
Lash eggs may look like eggs, but they're really a buildup of puss, according to Melissa Caughey, the blogger behind Tilly's Nest and author of How to Speak Chicken. These masses are caused by salpingitis, an inflammation of the chicken's oviduct cause by an infection. ADVERTISEMENT.
Why do my eggs taste like rubber?
When eggs are cooked past their semi-solid state, the water that is still inside the egg begins to evaporate. With enough heat and time, it disappears completely. This also causes the proteins to contract tightly and makes the texture of the eggs turn into a rubbery mess.
How long are eggs good for after the sell by date on the carton?
As long are they are kept refrigerated at 45 °F or lower, fresh shell eggs are safe to be consumed four to five weeks beyond the carton's Julian date (the date eggs were packed).
Can I use out of date eggs in a cake?
Regardless of what that date actually is, the optimal storage time for raw eggs in their shells, according to the USDA, is three to five weeks. So, if you've noticed your eggs are three weeks past their expiration date, you're technically good to go.
Do floating eggs work?
If the egg sinks or stays at the bottom, it is still fresh. An older egg will either stand on its end or float. The float test works because air builds up inside the egg as it ages, and this increases its buoyancy. However, an egg that floats may still be safe to eat.
Does a bad egg smell?
If you do test an egg by placing it in water, you can still crack it open to see if it's a bad egg. When you crack it open, look for other signs of discoloration or a sour smell. A fresh egg doesn't have a smell, but an egg that is going bad smells like sulfur.
How old are store bought eggs?
Here's a fun fact, the eggs you buy in the store are usually 6-8 months old before they hit the shelves. You may not realize it, but as time passes the egg becomes less nutritious. Many of the differences between store bought and farm fresh eggs all comes down to the nutrition and maturity of the chickens.
Are eggs still good 2 weeks after sell-by date?
Refrigerated raw shell eggs will keep without significant quality loss for about 4 to 5 weeks beyond the sell date or about 3 weeks after you bring them home. A general rule to follow is that any egg that looks or smells odd should NOT be used.
How long are Eggland's Best eggs good after sell-by date?
If it is a SELL-BY date, we suggest that the eggs be used up to 30 days past that date providing they have been kept refrigerated and are not cracked. If it is a BEST BEFORE (or USE-BY date), the eggs should be used within 2 weeks of that date, providing they have been kept refrigerated and are not cracked.
Can you eat eggs 3 days after best before date?
It is safe to eat eggs after the recommended 'best before' date. And if you keep your eggs in the fridge, they are safe to eat up to three weeks after the given date. However, the taste and texture may be slightly different to what you're used to, and for certain dishes, freshest is best.
Why is vinegar added to the water when poaching eggs?
I add a small amount of distilled white vinegar to the poaching water for faster coagulation of the egg whites. It also helps to make the egg whites more tender by reducing the intensity of egg protein bonds. The vinegar causes the proteins in the egg white to unravel and loosely bond back together as they cook.
Why are baked eggs rubbery?
Often, by the time you think your egg is cooked, the yolk is chalky and the white is rubbery. A raw egg is comprised of water and protein, so as the egg is heated, the proteins inside unfold and create a web. The more the egg is cooked, the tighter the web gets, squeezing out the water and evaporating it.
Is it better to cook eggs slow or fast?
"Scrambled eggs should be cooked slowly, over medium-low heat," explains Perry. "A good scramble takes a minute!" Go hotter, and you'll have overly dry eggs.
What is a fart egg?
Fart eggs (also called fairy eggs, diminutive eggs, cock eggs, wind eggs, witch eggs, dwarf eggs) are teeny tiny eggs laid by normal-sized hens. They usually are just egg white, just egg yolk, or possibly a teeny tiny miniature egg.
Why is my egg bumpy?
If the egg spins too slowly as it moves along the tube, it can end up looking a little speckled. You may also notice a bumpy egg or two in the carton you just brought home from the grocery store. The “bumps” just mean the eggshell has some texture to it rather than being completely smooth.