What Causes the Green Ring Around Hard-Boiled Eggs?
Ever peeled a boiled egg only to find a green-gray ring around the yolk? Don’t panic — it’s not a sign of spoilage. That ring forms when sulfur in the egg white reacts with iron in the yolk due to overcooking. While harmless, it’s not the most appetizing sight.
The solution lies in precise timing and cooling. Start by placing your eggs in a pot and covering them with cold water, about an inch or two above the eggs. Bring the water to a rolling boil over medium heat, then turn off the heat right away.
Next, cover the pot and let the eggs sit in the hot water — 9 minutes for soft yolks, 11–12 for firm ones. When time’s up, immediately move…