Lush Soy-Marinated Jammy Eggs

Section: Rise and Shine with Delicious Breakfast Recipes

Boil your eggs just long enough for creamy yolks, then plunge them in cold water, peel, and let them hang out in a sweet, salty bath of soy, mirin, citrus, scallion, onion, garlic, and sesame oil. They’ll suck up all those flavors till the insides are rich and jammy. After chilling overnight (or at least a few hours), slice them over steaming rice and top with some lemon or an extra splash of marinade. The hearty, savory taste makes them awesome whenever you’re hungry. They store well in the fridge, so it’s easy to grab one for meals all week.

Published By Ioana
Updated on Fri, 16 May 2025 19:52:04 GMT
A plate loaded with eggs soaking up soy and citrus. Bookmark
A plate loaded with eggs soaking up soy and citrus. | ioanacooks.com

Jammy eggs soaked in a salty-sweet soy bath are my go-to hack for grabbing quick protein or jazzing up a plain rice bowl. That marinade really seeps into the eggs and gives you a pop of savory taste in every bite. The yolks stay nice and creamy, giving you a cozy, feel-good meal. If you haven’t tried eggs like this yet, prepare to step up your meal prep in a big way.

I first fixed these eggs as a last-minute dinner save. Now, we always have some chilling in the fridge. Whenever I open the container, that savory smell makes me think of lazy evenings and family around the table.

Tasty Ingredients

  • Large eggs: keep to eggs less than a week old if you want soft yolks that peel easier
  • Yellow onion: finely chopped for sweet undertones and depth
  • Scallions: adds pop of green and gentle onion vibes, use fresh bright green ones
  • Serrano pepper: toss in for a spicy hint or skip it if you want mild eggs
  • Garlic: packs a punch, go for nice firm cloves
  • Soy sauce or tamari: gives savory backbone, low-sodium keeps it from being too salty
  • Water: tames the salt—cold filtered water works great
  • Granulated sugar: a little sweetness to round out the flavor, make sure it melts in
  • Mirin: sweet rice wine for layers of flavor, look for the real stuff not corn syrup
  • Toasted sesame oil: brings toasted nutty aroma, always grab the pure version if you can
  • White toasted sesame seeds: gives crunch and looks great, toast your own for max flavor
  • Hondashi: for that umami kick, fish sauce or dashi paste works if you’re out
  • Lemon: thinly slice and layer for a pop of brightness and acid, choose nice fragrant ones
  • Hot cooked white rice: best for soaking up all the marinade, medium grain if possible

Simple Step-by-Step

Serve it Up:
Lift the eggs out of their soy bath and slice ’em open for those jammy yolks. Lay them over warm white rice and drizzle over a bit of that marinade. Toss some veggies in too and you’ve got a full meal.
Marinate Away:
Put peeled eggs in a single layer in a container. Pour the marinade so they’re totally covered. Drop the lemon slices right on top. Close it up tight and stick in the fridge for at least six hours, or overnight so the flavor soaks in deep.
Make the Marinade:
Chop up onion and scallions, slice the chile if you want, then mince the garlic. Mix all those with soy, water, sugar, mirin, sesame oil, sesame seeds, and hondashi. Whisk it so the sugar is gone and everything blends well.
Chill and Peel Eggs:
Once eggs are done, slide them right into an ice bath. Cool them totally — it’ll make peeling less annoying and help the soft insides stay nice. Take your time to gently peel so you don’t tear them up.
Boil the Eggs:
Carefully drop eggs in boiling water and cook just past six minutes for gooey centers, or up to eight for firmer yolks. Either way, you’ll get those silky, jammy insides perfect for soaking up all that marinade.
A plate with soft-boiled eggs in soy sauce and green veggies. Bookmark
A plate with soft-boiled eggs in soy sauce and green veggies. | ioanacooks.com

Nothing beats biting into that creamy yolk after letting these eggs chill all night. The toasted sesame oil and zippy lemon slices kick ’em up a notch. My kids are obsessed when I slide these into lunchboxes on school mornings or lay them on hot rice at dinner.

How to Store

Pull the eggs out of their marinade after resting overnight so they don’t soak up too much salt. Keep eggs and leftover marinade in different airtight containers in the fridge. They’ll taste awesome for up to four days—ideal for a grab-and-go week.

Swaps and Substitutions

Need gluten free? Use tamari in place of soy sauce. Out of mirin? Just mix a bit of sugar with rice vinegar. Got no hondashi? Try a splash of fish sauce or a pinch of dashi powder—those bring out the same punch.

Serving Ideas

Their salty, creamy magic always works on basic rice bowls. Try ‘em on sautéed greens, roasted veggies, or avocado toast. Slice and scatter over noodle salads. Or set them next to a big bowl of ramen for total comfort.

A plate with soft-boiled eggs in sauce, garnished with herbs and veggies. Bookmark
A plate with soft-boiled eggs in sauce, garnished with herbs and veggies. | ioanacooks.com

Background

These soy eggs trace back to Japanese, Korean, and Chinese styles. Each puts its own twist on the marinade or how they’re eaten. In Japan, they’re called ajitsuke tamago, classic on ramen. In Korean meals, you’ll see similar eggs as banchan, meaning a little dish on the side with rice and kimchi nearby.

Frequently Asked Questions About Recipes

→ What's the sweet spot for marinating these eggs?

Let them soak for at least six hours, but if you want a deeper kick, leave them in the fridge overnight.

→ How do I nail the yolk texture?

Stick to a 6 to 8-minute boil so you get a gooey center that doesn't run all over the place.

→ Don’t have mirin—what can I use instead?

Mix a little rice vinegar with some sugar. That’ll get you pretty close.

→ Worried about salty eggs?

Pull them out of the marinade by the next morning and store them apart from the liquid.

→ Got to eat them with something else besides rice?

Toss them on noodle bowls, salad greens, or with roasted veggies and cooked grains. They fit right in.

→ How long can I keep these eggs in the fridge?

They’re good for up to four days if you tuck them into an airtight container.

Jammy Soy Eggs

Soft-centered eggs chill in a punchy soy-citrus mix. Awesome on rice bowls or as a quick side.

Time Needed to Prep
15 minutes
Cooking Duration
8 minutes
Overall Time
23 minutes
Published By: Ioana

Category of Recipe: Breakfast

Preparation Difficulty: Easy to Make

Type of Cuisine: Japanese

Number of Portions: 10 How Many It Serves (10 marinated eggs)

Dietary Preferences: Made for Vegetarians, Dairy-Free Suitable

Ingredients You'll Need

→ Main

Ingredient 01 3 garlic cloves, sliced thin
Ingredient 02 1 medium serrano pepper, thin rings (optional)
Ingredient 03 3 medium scallions, chopped thin
Ingredient 04 1/4 medium yellow onion, diced up small
Ingredient 05 10 big eggs

→ Marinade

Ingredient 06 1/2 medium lemon, sliced super thin
Ingredient 07 1 teaspoon hondashi
Ingredient 08 1 tablespoon toasted white sesame seeds
Ingredient 09 1 tablespoon toasted sesame oil
Ingredient 10 3 tablespoons mirin
Ingredient 11 1/4 cup white sugar
Ingredient 12 1 cup water
Ingredient 13 1 cup soy sauce or tamari

→ To Serve

Ingredient 14 Hot steamed white rice

Steps to Follow

Step 01

Stick a lid on the container and chill in the fridge for at least six hours or overnight. Dish them up cold over some rice, or let them reach room temp before serving. Spoon over a bit of that marinade if you want extra flavor.

Step 02

Drench your eggs in the marinade so they're all covered. Scatter the lemon slices right on top so every egg gets some.

Step 03

Toss your chopped onion, scallions, garlic, and serrano (if you're feeling spicy) into a big bowl. Pour in soy sauce or tamari, water, sugar, mirin, toasted sesame oil and seeds, plus hondashi. Whisk it up so the sugar disappears.

Step 04

Peel those eggs once they're cool. Nestle 'em in a single layer in a wide container.

Step 05

Right when the eggs finish boiling, dump them into a bowl with ice and cold water. Let 'em sit in the chill for around eight minutes.

Step 06

Get your big pot about three-quarters full with cold water, heat it up till boiling on medium-high. Gently drop in the eggs and let them cook—about 6 and a half minutes for jammy centers, or up to 8 minutes if you want them a bit firmer.

Extra Tips

  1. Don’t leave the eggs sitting in marinade longer than a full day. Take them out once they've soaked up the flavor and stash in the fridge separately—they're good for up to four days.

Tools You'll Need

  • Big pot
  • Mixing bowl
  • Bowl for ice water
  • Whisk
  • Wide container with a lid

Allergen Information

Carefully check food labels for allergens and consult an expert if you're uncertain.
  • Has egg and soy; could contain wheat if you don't use gluten-free soy sauce.

Nutritional Information (Per Serving)

Remember, these values are for guidance only and shouldn't replace advice from a professional.
  • Calories Per Serving: 190
  • Total Fat: 8.5 grams
  • Carbohydrate Amount: 15.8 grams
  • Protein Amount: 11.4 grams