FOOLPROOF SOFTBOILED EGGS NOTE: Depending on how hot your kitchen is and your cookware’s heat-retention abilities, cooking times may vary slightly It’s a good idea to do a practice run with a single egg and adjust the time as necessary Cooking times should be increased if you live at a moderately high altitude At very high altitudes, you should maintain a boil for the first few minutes of cooking ... cookware’s heat-retention abilities, cooking times may vary slightly It’s a good idea to do a practice run with a single egg and adjust the time as necessary Cooking times should be increased if... at a moderately high altitude At very high altitudes, you should maintain a boil for the first few minutes of cooking