The yolk is a fantastic source of vitamins and protein. However, too much of anything is bad.
1-2 eggs every day (ideally 1) is absolutely fine. Blood Cholesterol is not significantly affected by eggs, as long as you're sane with the amount you eat.
It can be however old, but needs to be brought to room temperature before being put to boil, otherwise chances of it breaking are higher, at least in my experience.
It can be however old, but needs to be brought to room temperature before being put to boil, otherwise chances of it breaking are higher, at least in my experience.
Simply use a aluminum bowl, ensure all eggs are covered with water and keep boiling for 5 minutes once boiling starts (reduced flame). No machine required.