There is a variety of methods to hard-cook eggs e.g. oven baked, steamed, boiled and pressure cooked. Experiment with them and see what works best.
Hard boiled Easter eggs are not difficult to do. I use the cold water method for hard-cooked eggs which is recommended.
Simmering is a method of cooking food in a liquid at a temperature just below the boiling point. This gentle simmering allows the food to cook evenly and slowly.
Poaching temperature and tips on how to poach eggs, fish and fruits.
Boiling point changes with high altitudes. What foods are cooked in boiling water and description of parboil and blanching.