Why do people puncture eggs before boiling?

Should you poke a hole in egg before boiling?

2. Poke a tiny hole into the bottom of the egg before boiling it. … This will ensure that you don’t poke a hole that’s too big and crack the shell, or end up with the whites spewing out once you start boiling the egg. Poke your hole in the wider end of the egg (the bottom).

Why should you never boil eggs at a rapid boil?

Over high heat, bring water JUST to a rapid boil.



Overcooking causes a green layer to form around the yolk. This layer is caused by a reaction between the iron in the yolk and the sulfur in the white. Heat speeds up this reaction, so the longer your eggs cook, the greater the chance of discoloration.

Where can I puncture an egg?

Pricking the bottom of the larger side of your eggs not only keeps them from cracking but also makes them easier to peel. This is because there’s air in the fatter, flatter part of your egg. When water heats the egg, that air pocket expands and creates pressure inside the shell, which can crack it.

How many minutes should an egg be boiled?

Boiled eggs are a quick and easy way to bulk up any meal, particularly for vegetarians, but many still struggle with how to make the perfect boiled egg. The big question: How long to boil an egg? The quick answer is: It takes four to five minutes to soft boil a large egg that’s perfect for dipping toast soldiers into.

Do you put eggs in boiling water or cold?

Starting with boiling water.



Making hard-boiled eggs should always begin with cool water. Bringing the water and eggs up in temperature together helps promote even cooking and prevent cracking. Follow this tip: Always start with cold water. Place the eggs in a saucepan and cover with cold water.

Do you boil water first for hard boiled eggs?

Just bring a pot of water to a boil with enough water to cover the eggs by about an inch. By boiling the water first, it also doesn’t matter which type of pot you use as the eggs only hit the water once it’s boiling (212 degrees fahrenheit). … Then, turn the heat back up to a boil.

Is 20 minutes too long to boil eggs?

If you boil an egg for five or 10 minutes, it becomes firm and cooked. If you boil it for hours, it becomes rubbery and overcooked. … Keep boiling the egg and the proteins continue to form cross-links, making the egg even more firm and rubbery.

Is it OK if my egg cracks while boiling?

If eggs crack during hard-cooking, they are safe. … A: Boiling eggs can make them tough and rubbery, and eggs that are cooked too long or at too high a temperature can get green rings around the yolk. While these eggs are still fine to eat, it’s better to use a gentler cooking method.

Why do you put eggs in cold water after boiling?

Egg white proteins are long chains of amino acids. In a raw egg, these proteins are curled and folded to form a compact ball. … Starting with cold water lets you heat the egg more slowly, which keeps the whites from getting rubbery. But this method takes longer and gives you less control over the cooking time.

Do you need to pierce eggs before steaming?

There is a handy pin on the bottom of the water cup which is used to prick the eggs before cooking. This allows the steam to escape so the eggs do not explode and no, the yolks do not spill out. 2 of 2 found this helpful. … Yes, the eggs should be pricked so that they don’t crack while they steam.

What can I use to pierce my eggs?

First, prick the large end of a fresh egg with a thumb tack. You only want to penetrate the shell, and not go all the way through the egg. Remember that the air cell is situated at the large end, so you’re less likely to pierce the albumen this way.