How Long to Boil Eggs: The Complete Timing Chart
Exact timing for soft, jammy, and hard-boiled eggs, from both cold-water and boiling-water starts, plus altitude adjustments and peeling technique.
Boiling an egg looks like the simplest task in the kitchen, yet it's one of the most commonly botched — chalky yolks with a green-gray ring, whites that shatter when peeled, or a soft egg that turns out fully set because the timer started from the wrong point. The real issue is that 'boil an egg' isn't one method; it's at least two (cold-water start and boiling-water start), and the timing that works for one is wrong for the other by several minutes. Egg size, starting temperature, altitude, and even the age of the egg all shift the clock. This guide gives you an exact chart for every doneness level from barely-set soft to fully firm hard-boiled, explains why the ice bath isn't optional, and covers the one trick — using older eggs — that makes peeling effortless instead of a battle that tears half the white away with the shell.
Cold-Water Start: The Most Reliable Method
Place eggs in a single layer in a saucepan, cover with cold water by 2.5cm (1 inch), and set over high heat uncovered. Once the water reaches a full rolling boil, start your timer immediately and reduce to a gentle boil. For large eggs straight from the fridge: 6 minutes for a soft, runny-yolk egg with a barely-set white; 8 minutes for jammy, fudgy yolks that still flow slowly; 10 minutes for a yolk that's fully set but still moist and deep yellow; 12–13 minutes for a fully firm, pale-yolk hard-boiled egg. This method is more forgiving than boiling-water start because the egg heats gradually alongside the water, reducing the risk of cracking.
💡 Suggerimento: Room-temperature eggs cook about 30–60 seconds faster than fridge-cold eggs — if you always forget to take eggs out ahead, just add 30 seconds to every time above.
Boiling-Water Start: Faster, More Precise
Bring a pot of water to a full rolling boil first, then lower eggs in gently with a slotted spoon (this prevents cracking from thermal shock better than dropping them). Start the timer the moment they enter the water. For large fridge-cold eggs: 5 minutes for soft-boiled, 7 minutes for jammy, 9 minutes for a fully set but moist yolk, 11–12 minutes for hard-boiled. This method runs about 1 minute faster than cold-start at every doneness level because the egg spends zero time heating alongside cool water. It's the preferred method in professional kitchens because the boiling point is a fixed, repeatable reference — cold-start times drift slightly with pot size and burner strength.
Egg Size and Quantity Adjustments
All times above assume US large eggs (57–64g). Medium eggs cook about 30 seconds faster; extra-large and jumbo eggs need 30–60 seconds longer. Cooking more than 6 eggs at once in a small pot slows the water's return to boil, effectively adding 30–60 seconds to the total time — use a pot wide enough that eggs sit in a single layer with room to spare, and wait for a full rolling boil (not a simmer) before starting your timer. If you're batch-cooking a dozen for meal prep, work in two batches of 6 rather than crowding one pot; crowded eggs cook unevenly, with the eggs on the bottom running hotter than those near the surface.
Altitude Adjustment
Water boils at a lower temperature as elevation increases — 100°C (212°F) at sea level, but only about 95°C (203°F) at 1,600m (5,000 ft) and 90°C (194°F) at 3,000m (10,000 ft). Because the egg is cooking in cooler water, add time: roughly 1 extra minute per 1,000m (3,300 ft) of elevation above sea level for any doneness level. A hard-boiled egg that takes 12 minutes at sea level needs closer to 14–15 minutes in Denver (1,600m) and can run 16–17 minutes in mountain towns above 2,400m. If your eggs are consistently underdone despite following the standard chart, altitude is almost always the reason — check your elevation before blaming the recipe.
💡 Suggerimento: At high altitude, cracking the lid slightly or using a pressure cooker restores closer-to-sea-level cooking speed and consistency.
The Ice Bath: Not Optional
The moment the timer ends, transfer eggs immediately to a bowl of ice water and let them sit at least 5 minutes (10 for hard-boiled). This does two things: it halts carryover cooking — residual heat in the yolk keeps cooking the egg for 1–2 minutes after it leaves the pot, which is exactly what turns a jammy egg into a fully-set one if skipped — and it contracts the egg white away from the shell membrane, which is what actually makes peeling easy. Skipping the ice bath is the single most common reason a 'perfectly timed' soft egg comes out overcooked, and it's also the top cause of shells that stick and tear the white during peeling.
Why Older Eggs Peel Easier
Fresh eggs (less than a week old) have a lower internal pH and an air cell that hasn't yet loosened from the shell membrane, so the white bonds tightly to the shell and peeling tears it apart. Eggs 7–14 days past their pack date lose carbon dioxide through the shell's pores over time, raising the internal pH and loosening that bond — they peel in large, clean pieces. If you only have very fresh eggs, add 1/2 teaspoon of baking soda to the boiling water; it raises the water's pH and mimics the effect of aging, meaningfully improving peel quality on eggs that are otherwise too fresh to cooperate.
Peeling Technique
After the ice bath, tap the egg firmly all over on a hard surface to create a fine network of cracks across the entire shell, then start peeling from the wide, blunt end — this is where the air cell sits, giving you a starting flap of membrane to grip. Peel under a thin stream of running water or in a bowl of water; the water gets between the membrane and the white and helps sheets of shell lift away cleanly instead of catching. If a few spots still stick, a small spoon slid between shell and white will pop the rest off without gouging the egg.
Domande frequenti
How long do I boil eggs for hard-boiled?
From a cold-water start, 12–13 minutes after the water reaches a full rolling boil. From a boiling-water start (eggs added to already-boiling water), 11–12 minutes. Immediately ice-bath for at least 10 minutes afterward to stop carryover cooking and loosen the shell for peeling.
How do I get a soft, runny yolk?
Cold-water start: 6 minutes at a rolling boil. Boiling-water start: 5 minutes. Use large, fridge-cold eggs and ice-bath for at least 5 minutes right after — this both stops the cooking and makes the shell easier to remove without tearing the delicate white.
Why won't my eggs peel cleanly?
Almost always because the eggs are too fresh — under a week old, the white still bonds tightly to the shell membrane. Use eggs that are 7–14 days old, or add 1/2 teaspoon baking soda to the boiling water to compensate. Also confirm you're doing a full ice bath, not just a quick rinse; the contraction it causes is what releases the shell.
Do I need to adjust boiling time at high altitude?
Yes. Water boils at a lower temperature as elevation rises, so eggs cook more slowly. Add roughly 1 extra minute per 1,000m (3,300 ft) above sea level for any doneness level — a 12-minute sea-level hard-boiled egg needs closer to 14–15 minutes around 1,600m elevation.
Can I boil eggs straight from the fridge, or should they be room temperature?
Either works, but fridge-cold eggs take about 30–60 seconds longer than room-temperature eggs at the same doneness level. Cold eggs are also less likely to crack from thermal shock with a cold-water start. If you always forget to pull eggs out ahead of time, just add 30 seconds to the chart times and don't worry about it further.
Boiled eggs reward precision more than any other basic technique: a 90-second difference is the entire gap between jammy and chalky. Pick one starting method — cold water for a forgiving daily routine, boiling water for repeatable precision — memorize its timing chart, and always finish with a real ice bath. Buy eggs a week ahead if peeling has been a fight, and adjust upward for altitude if you live above sea level. Once the chart is dialed in for your stove and your eggs, it never changes again.
Cucina a mani libere
Ottieni piani alimentari IA, una modalità di cottura passo-passo e le tue ricette salvate nell'app gratuita Bento.
Pianifica i pasti, monitora il digiuno e crea la lista della spesa — gratis
La dashboard di MyCookingCalendar funziona direttamente nel browser, nessun download necessario.