Are GREY boiled eggs OK to eat?

When eggs are boiled for long, the yolk becomes paler in color and eventually turns a greenish-gray. This color occurs when you overcook the egg, as this makes the iron from the yolk react with the hydrogen sulfide from the white ( 9 ). While this might affect the texture and mouthfeel, it's safe to eat.
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Is it OK to eat a GREY hard-boiled egg?

Those funky, discolored rings in your hard-boiled eggs may make you wonder if they are harmful to eat. Fortunately, the United States Department of Agriculture (USDA) website clearly states the green or gray color in the eggs is “safe to consume.” So, if you happen to see a little ring around your egg, don't worry!
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Why did my eggs turn GREY?

This process happens at 77°C for ovalbumin. But above 70°C, the sulphur also forms hydrogen sulphide that reacts with iron in the egg yolk to form iron sulphide, and this gives it a greenish grey colour. You can prevent this by running the eggs under the cold tap to lower their temperature as soon as they are cooked.
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Can you eat a boiled egg with a GREY yolk?

Just wanted to eat a hard-boiled egg and found out that it contains a dark grey ring around the yolk? No need to throw it out, these grey egg yolks are still perfectly safe to eat.
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How do you know if boiled eggs are bad?

The float test is the easiest way to determine if a hardboiled egg is rotten. The egg is likely spoiled if the spongy yolk is brown or the slimy shell is red. In addition to its appearance, the smell of a rotten egg is a definite indicator of badness, and if it smells terrible, it is most likely spoiled.
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WHY THERE'S A GROSS GREEN RING AROUND THE YOLK OF YOUR HARD BOILED EGG AND HOW TO AVOID IT!



When should you throw out hard boiled eggs?

While this might affect the texture and mouthfeel, it's safe to eat. Hard-boiled eggs can be kept for 1 week in your refrigerator. If the egg develops an unmistakable odor or slimy or chalky texture, discard it, as eating spoiled eggs can make you sick.
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Can you get food poisoning from a boiled egg?

After boiling eggs, decorating them, hunting them, and adding them to candy baskets, families need to make sure leftover hard boiled eggs are handled properly so no one gets sick. Eggs can cause food poisoning because salmonella is a common bacteria found in uncooked and unbroken eggs.
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Why does Boiled eggs turn black?

Our answer. The dark ring that forms around the yolk of a hard boiled egg is called a sulphur (sulfur) ring. When the egg is boiled the sulphur and hydrogen in the egg white combine to make sulphur dioxide gas, and this gas reacts with the iron in the yolk to form a dark ring.
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Can you eat 2 week old hard-boiled eggs?

Hard-boiled eggs, peeled or unpeeled, are still safe to eat up to one week after they were cooked. Keep them stored in the refrigerator, and you should consider writing the boiling date on each egg to know if they're still good!
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What does a black egg yolk mean?

While rare, an infection of the oviduct can cause the formation of a rotten egg before it's shelled and laid in the nest. Black—or green or red—inside of an egg is a bright neon sign of infection.
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Is overcooked eggs poisonous?

When you boil eggs, hydrogen sulphide - a toxic gas is released in the whites of the egg. This happens especially when you overboil the eggs. If you have noticed, overcooked eggs have a green coating on their yolk, which is a signal that you should not eat them.
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Why is my boiled egg white green?

A: The green ring around the yolk of a hard cooked egg happens because hydrogen in the egg white combines with sulfur in the yolk. The cause is most often related to boiling the eggs too hard for too long. The green ring can also be caused by a high amount of iron in the cooking water.
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Can you eat GREY scrambled eggs?

While grey scrambled eggs may not look as appetizing as their golden counterparts, they are still safe to eat and will provide you with all the same nutrients. With a few simple tips, you can make perfect scrambled eggs every time - regardless of their color.
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How long are hard-boiled eggs good for in the refrigerator?

Keeping Hard-Boiled Eggs Fresh

The shell will help to protect the egg from bacteria, and can help prevent them from absorbing odors from other foods in your refrigerator. A quick beginner's tip is that hard-boiled eggs can be preserved up to 7 days in the refrigerator.
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What to do if you ate expired eggs?

Eating expired eggs may be no cause for concern at all. As long as they've been processed, stored, and cooked properly, you likely won't notice any difference after eating eggs that are a few days or weeks past their expiration date.
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How do you tell if eggs are 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.
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Can you eat boiled eggs that float?

If the egg stands on its pointed end at the bottom – it is still safe to eat but best used for baking and making hard-cooked eggs. If the egg float – they're stale and best discarded.
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Is it safe to eat black boiled egg?

It may be unsightly, but it's not dangerous. However, if the yolk or egg white have dark brown, black or green spots on them, it may be a sign that they have come into contact with some type of bacteria. They are not safe to consume and should be tossed immediately.
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Should hard boiled eggs be black?

When a hard boiled egg is cut open to reveal a greenish, blackish ring surrounding the yolk of an egg, it's a sign that the egg wasn't cooked properly. So, essentially, it's your fault. (Or whoever made the hard boiled egg for you.) The discoloration is evidence that the egg was cooked for too long.
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Can you eat black eggs?

The black eggs, commonly called Kuro-Tamago by the locals, are perfectly safe, although they may smell like sulfur. In fact, eating them is believed to add a few years to your life span – on average, five to seven years!
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What happens if you eat an old egg?

Eggs, regardless of their freshness, can be contaminated with Salmonella, warns the U.S. Food and Drug Administration (FDA). Salmonella is a group of bacteria responsible for food poisoning. When ingested, it may cause vomiting, diarrhea, stomach pain, fever, and other symptoms.
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What does a bad egg look like?

Look for any pink, blue, green or black discoloration in the yolk or whites, as this may indicate bacterial growth (3, 4). If you notice any signs of discoloration, throw the egg out and wash the bowl with hot, soapy water before testing a new egg. You can also check to see if the whites or yolk of the egg are runny.
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How do you know if an egg has Salmonella?

You can't tell if an egg has salmonella just by looking at it. The bacteria can be present inside an egg as well as on the shell. Cooking food thoroughly can kill salmonella. Be aware that runny, poached, or soft eggs aren't fully cooked — even if they are delicious.
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Why do my hard-boiled eggs have brown spots?

According to the Egg Safety Center, “blood or meat spots are caused by the rupture of a blood vessel on the yolk surface when it's being formed.” Eggs form yolk first and shell last, so when a blood vessel ruptures the hen's reproductive tract, it will affect the egg in this way.
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Can I eat an egg left out overnight?

You're in the U.S. so your eggs should have been refrigerated and have now gone without that cold-temperature protection for at least 12 hours. The United States Department of Agriculture advises against eating eggs that have been outside of refrigeration for more than two hours.
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