m above sea level
–:––
Egg Timer
Precise egg cooking timer with size adjustment and altitude correction. The boiling point of water decreases at altitude, so eggs need more time at higher elevations.
Cooking times by doneness (medium egg, sea level)
| Style | Time from cold water | Yolk |
|---|---|---|
| Soft-boiled | 6 min | Runny |
| Medium (jammy) | 8 min | Creamy, edges just set |
| Hard-boiled | 10-11 min | Fully cooked |
Tips for perfect eggs
- Start in cold water: place eggs in cold water, bring to a boil, then time from the boil. This gives more consistent results than starting in boiling water.
- Ice bath after cooking: immediately transfer to a bowl of ice water to stop cooking and make peeling easier.
- Altitude adjustment: add approximately 30 seconds per 300 m (1,000 ft) of altitude above sea level. At 1,500 m (5,000 ft), add ~2.5 extra minutes.
- Egg size matters: large eggs are the standard reference; small eggs cook ~1 minute faster, extra-large ~1 minute slower.
- Room temperature vs refrigerator: cold eggs from the fridge may need 1-2 extra minutes compared to room-temperature eggs.