Jammy Eggs
Jammy eggs are eggs boiled for a specific window, usually 6 to 7 minutes, then shocked in ice water so the white is fully set but the yolk stays thick, glossy, and spreadable rather than fully solid or runny. The name describes the texture: the yolk should hold its shape when the egg is halved but smear like jam when pressed with a spoon. They sit between soft-boiled (looser, more liquid yolk) and hard-boiled (chalky, fully set yolk) on the same cooking spectrum.
Varieties
Jammy, soft-boiled, and hard-boiled eggs are all the same egg cooked to different points on one timeline rather than different products. Soft-boiled (5 to 6 minutes) has a yolk that still runs; jammy (6 to 7 minutes) has a yolk that holds its shape but smears; hard-boiled (10 to 12 minutes) has a yolk that's fully set and crumbly.
Buying tips
Eggs that are 7 to 10 days past their pack date peel more cleanly than very fresh eggs, since the air pocket inside has had time to expand and separate the membrane from the shell. Room-temperature eggs also crack less when lowered into boiling water than cold eggs straight from the fridge.
Substitutes
Soft-boiled eggs (5 to 6 minutes) — 1:1
Slightly more liquid yolk that runs rather than smears; fine for ramen or grain bowls where you want extra sauce.
Poached eggs — 1:1
No shell to peel and a similarly soft yolk, but a looser white; best on toast or salads rather than sliced into halves.
Marinated soy eggs (ajitsuke tamago) — 1:1
Start as jammy eggs, then soak peeled in a soy-mirin-dashi mix for at least 2 hours; adds salty depth for ramen.
7-minute eggs — 1:1
Yolk is set almost all the way through with just a thin soft center; a reasonable stand-in when you want less mess for packed lunches.
Jammy quail eggs — 3:1
Quail eggs cook in about 2 minutes for the same texture; use three quail eggs to approximate the volume of one large chicken egg.
Storage
Jammy eggs are best eaten within a few hours of cooking since the yolk keeps firming up over time even after chilling. If making ahead, keep them unpeeled in the refrigerator for up to 2 days and peel just before serving. Once peeled, submerge in cold water in a sealed container and eat within a day, since the exposed yolk surface can dry out and discolor.
How to use
Halve or quarter over ramen, pho, or udon so the broth's heat softens the yolk further. Slice onto avocado toast, grain bowls, or Niçoise-style salads. Toss whole into fried rice at the end of cooking, or mash slightly into dressings for a creamy, egg-yolk-thickened vinaigrette.
What it pairs with
Pairs well with chili crisp, soy sauce, sesame oil, and scallions in Asian-style bowls, or with good olive oil, flaky salt, and black pepper on toast. The yolk's richness also balances acidic dressings like lemon vinaigrette or pickled vegetables.
Nutrition
One large egg cooked this way has about 70 calories, 6 grams of protein, and 5 grams of fat, with the yolk carrying most of the choline, vitamin D, and fat-soluble vitamins. Cooking to jammy rather than fully hard-boiled doesn't change the nutrition meaningfully, it's purely a texture choice.
FAQ
How long should you boil eggs to get them jammy?
Lower room-temperature eggs into already-boiling water and cook for 6 to 7 minutes, then transfer immediately to an ice bath for at least 5 minutes before peeling.
Why did the yolk turn out fully hard instead of jammy?
The eggs likely cooked a minute or two too long, or weren't shocked in ice water right away, letting residual heat keep firming the yolk after it left the pot.
What's the easiest way to peel jammy eggs without tearing the white?
Crack the shell all over against the counter after chilling, then peel starting at the wider, air-pocket end under a thin stream of running water, which helps separate the membrane from the white.
Can jammy eggs be made in an air fryer or steamer instead of boiling?
Yes. Steaming for 6 to 7 minutes gives nearly identical results to boiling, and an air fryer at 270°F (130°C) for about 9 to 10 minutes produces a similar texture, though timing varies more by machine.
Is it safe to eat the soft yolk in a jammy egg?
Yes, as long as the egg reached a safe internal temperature during cooking; the white fully sets at these times, and the yolk, while soft, has also been heated throughout, unlike a raw egg.
Have jammy eggs on hand? Find recipes with our Recipe Generator →