Boil the corn for 3 to 5 minutes. Remove the corn from the water with tongs as soon as you notice subtle changes in the kernels as they get plumper and darken a.
Bring the water to the boil, when the water boils, reduce the heat, cover and simmer for 20 minutes per 450g plus 20 minutes or until thoroughly cooked.
Hard boiled eggs should be cooked for about 10-12 minutes. This timing avoids a powdery, dry yolk that comes from overcooking while keeping it solid enough for.