10 Minute vs. 24 Hour Instant Ramen
10 Minute vs. 24 HOUR INSTANT RAMEN is a hard Japanese recipe that serves 3. 680 calories per serving. Recipe by Ian Fujimoto on YouTube.
Prep: 6 hrs 55 min | Cook: 4 hrs 50 min | Total: 12 hrs 15 min
Cost: $26.05 total, $8.68 per serving
Ingredients
- 3 packages Instant Ramen Noodles (any flavor, use the included seasoning packet for each bowl)
- 4 slices Spam (cut into 1/2‑inch strips)
- 5 large Egg (2 for quick bowl, 1 for hour bowl, 2 for day bowl (ajitama))
- 8 stalks Green Onion (thinly sliced for garnish, some sliced lengthwise for curl)
- 2 tablespoons Chili Oil (adjust heat to taste)
- 6 tablespoons Soy Sauce (divided among bowls)
- 1 piece Chicken Thigh (skin‑on, about 200 g)
- 2 heads Bok Choy (washed, separated leaves)
- 4 slices Kamaboko (Fish Cake) (store‑bought, pink swirl)
- 2 tablespoons Unsalted Butter (adds richness to hour‑bowl broth)
- 1 teaspoon Miso Paste (white or yellow miso)
- 1 teaspoon Hondashi (Instant Dashi Powder) (for hour‑bowl broth)
- 2 lb Pork Belly (skin on, rolled tightly, tied with kitchen twine)
- 1 roll Butcher Twine (for rolling pork belly)
- 2 tablespoons Mirin (sweet rice wine)
- 2 tablespoons Japanese Cooking Sake (dry sake)
- 1 tablespoon White Sugar
- 1 teaspoon Fresh Ginger (grated)
- 2 pieces Kombu (Dried Kelp) (about 5 cm each)
- 1 cup Bonito Flakes (katsuobushi)
- 1/2 cup Bean Sprouts (rinsed)
- 1 tablespoon Sesame Oil (for ajitama marinade)
- 2 tablespoons Mirin (for ajitama)
- 1 teaspoon Sugar (for ajitama)
Instructions
Quick 10‑Minute Ramen
Bring 2 L water to a boil in a large pot. While waiting, slice Spam into ½‑inch strips and sear in a hot skillet until browned, then set aside.
Time: PT5M
Quick 10‑Minute Ramen
When water boils, add one instant ramen package and a whole egg. Cook 3 minutes, then gently crack the egg into the pot and let the white set while the yolk stays runny.
Time: PT3M
Quick 10‑Minute Ramen
Drain noodles, return to bowl, add the seared Spam, sliced green onions, a drizzle of chili oil, and the seasoning packet mixed with a splash of soy sauce.
Time: PT2M
Hour‑Long Ramen – Soft‑Boiled Eggs (Ajitama)
Bring a pot of water to a gentle boil, lower 2 eggs in, and boil for 6 ½ minutes. Transfer immediately to an ice bath for 2 minutes, then peel.
Time: PT10M
Hour‑Long Ramen – Blanch Bok Choy
In the same pot, blanch bok choy leaves for 1 minute, then shock in ice water to retain color.
Time: PT3M
Hour‑Long Ramen – Render Chicken Thigh
Season both sides of the chicken thigh with salt and white pepper. Place skin‑side down in a cold skillet, then turn the heat to medium‑low and slowly render the fat (≈12 minutes). Flip, reduce heat, and cook until internal temperature reaches 160°F.
Time: PT15M
Hour‑Long Ramen – Broth Base
In a medium saucepan, dissolve 1 tsp Hondashi and 1 tsp miso paste in 2 cups water. Add the ramen seasoning packet, 1 tbsp soy sauce, and 1 tbsp butter. Stir until butter melts.
Time: PT5M
Hour‑Long Ramen – Assemble
Cook a second ramen package in boiling water (3 minutes), drain, and place in a bowl. Top with sliced chicken, blanched bok choy, kamaboko slices, the soft‑boiled egg (halved), green onions, and pour the hot broth over everything.
Time: PT7M
Day‑Long Ramen – Prepare Ajitama Marinade
Combine 1/2 cup soy sauce, 2 tbsp mirin, 1 tbsp sesame oil, 1 tsp sugar, and 1 tbsp water in a large container. Add the two soft‑boiled eggs (from step 4), ensure they are fully submerged, and refrigerate for at least 6 hours (ideally 2 days).
Time: PT5M
Day‑Long Ramen – Prepare Pork Belly
Roll the 2 lb pork belly tightly, tie with kitchen twine every 2 inches. Place in a large pot, cover with cold water, bring to a boil, skim scum, then discard the water.
Time: PT15M
Day‑Long Ramen – Sear Pork Belly
Pat the pork belly dry, add a thin layer of oil to the pot, and sear all sides until deeply browned (≈5 minutes).
Time: PT5M
Day‑Long Ramen – Braise Pork Belly
Add 1/4 cup soy sauce, 2 tbsp mirin, 2 tbsp sake, 1 tbsp sugar, 1 tsp grated ginger, 2 sliced green onions, and enough reserved pork water to fully cover the meat. Bring to a simmer, then cover and braise for 4 hours, flipping every 30 minutes.
Time: PT4H
Day‑Long Ramen – Make Dashi Broth
In a separate pot, combine 4 cups water, 2 pieces kombu, and bring to just below boiling. Remove kombu, add 1 cup bonito flakes, cover, and steep for 20 minutes. Strain and return liquid to pot.
Time: PT20M
Day‑Long Ramen – Finish Dashi Broth
Stir in two instant ramen seasoning packets, 1 tbsp soy sauce, and 1 tbsp butter for richness. Keep warm on low.
Time: PT5M
Day‑Long Ramen – Prepare Toppings
Slice the rested pork belly into ½‑inch medallions, remove twine, and quickly sear each side in a hot skillet (or torch) for caramelized edges. Blanch additional bok choy (1 minute) and shock in ice water. Rinse bean sprouts (30 seconds). Slice green onions thinly for curling.
Time: PT15M
Day‑Long Ramen – Assemble
Cook the third ramen package (3 minutes), drain, and place in a deep bowl. Add 2 tbsp of the pork braising liquid, pour the hot dashi broth, then top with pork medallions, ajitama egg (halved), bok choy, bean sprouts, kamaboko, and generous green onion curls. Drizzle with a touch of chili oil if desired.
Time: PT7M
Nutrition Facts
- Calories
- 680
- Protein
- 25 g
- Carbohydrates
- 78 g
- Fat
- 28 g
- Fiber
- 4 g
Dietary info: contains gluten, contains soy, contains egg, contains fish, not vegetarian, not vegan
Allergens: wheat, soy, egg, fish, pork
Ingredient Substitutions
- Instead of Instant Ramen Noodles: any quick‑cooking wheat noodles
- Instead of Spam: canned ham, tofu cubes
- Instead of Egg: duck egg
- Instead of Green Onion: scallions
- Instead of Chili Oil: sriracha, hot sauce
- Instead of Soy Sauce: tamari
- Instead of Chicken Thigh: pork shoulder
- Instead of Bok Choy: napa cabbage
- Instead of Kamaboko (Fish Cake): tofu slices
- Instead of Unsalted Butter: margarine
- Instead of Miso Paste: soy sauce
- Instead of Hondashi (Instant Dashi Powder): instant fish stock
- Instead of Pork Belly: pork shoulder
- Instead of Butcher Twine: unwaxed kitchen string
- Instead of Mirin: sake + sugar
- Instead of Japanese Cooking Sake: dry sherry
- Instead of White Sugar: honey
- Instead of Fresh Ginger: ground ginger
- Instead of Kombu (Dried Kelp): none
- Instead of Bonito Flakes: dried fish stock
- Instead of Bean Sprouts: snow peas
- Instead of Sesame Oil: vegetable oil
- Instead of Mirin (for ajitama): sake + sugar
- Instead of Sugar (for ajitama): honey
Equipment Needed
- Large Pot (8‑qt)
- Skillet (12‑inch)
- Medium Saucepan
- Mixing Bowl
- Ice Bath Container
- Tongs
- Chef’s Knife
- Cutting Board
- Measuring Spoons
- Measuring Cups
- Fine Mesh Strainer
- Kitchen Twine
- Torch (optional) (optional)
- Paper Towels
Critical Steps — Do Not Skip
- Rendering the chicken thigh skin to achieve crispness without burning.
- Braising the pork belly low and slow for 4 hours to develop melt‑in‑your‑mouth texture.
- Marinating the soft‑boiled eggs (ajitama) for at least 6 hours for deep flavor and color.
- Making dashi broth by steeping kombu and bonito flakes correctly (no boiling kombu).
Chef Tips from the Video
- For extra umami, add a small piece of dried shiitake mushroom to the dashi broth.
- Thinly sliced green onions curl best when cut against the grain and briefly shocked in ice water.
- A quick flash of the pork belly medallions under a kitchen torch adds a pleasant smoky note.
Troubleshooting
Pork belly is still tough after braising.
Extend braising time by 30‑60 minutes and ensure the liquid stays at a gentle simmer, not a boil.
Ajitama eggs are too salty.
Rinse the peeled eggs briefly under cold water and reduce soy sauce in the next batch of marinade.
Broth is overly salty.
Dilute with additional water or unsalted dashi, and add a splash of mirin to balance.
Noodles become mushy.
Cook noodles for the minimum time indicated on the package, then rinse briefly in cold water before adding to the bowl.
Storage
Refrigerator: Store leftover broth in airtight containers for up to 3 days. Cooked noodles keep 2 days; reheat briefly in broth.
Freezer: Pork belly slices and braising liquid freeze well for up to 2 months. Defrost overnight before reheating.
Room temperature: Do not store cooked ramen at room temperature longer than 2 hours.
Make-Ahead Tips
- Marinate ajitama eggs for 6‑8 hours (or overnight) for richer flavor.
- Pork belly can be braised a day ahead; keep it submerged in its braising liquid.
- Broth dashi can be prepared up to 24 hours in advance and refrigerated.
Frequently Asked Questions
What is the cultural significance and history of ramen in Japanese cuisine?
Ramen originated in China but became a Japanese staple in the early 20th century, evolving into regional styles like shoyu, miso, and tonkotsu. It symbolizes comfort food and is enjoyed in homes, street stalls, and specialized ramen shops across Japan.
What are the traditional regional variations of ramen in Japan?
Key regional styles include Tokyo shoyu (soy‑based), Sapporo miso (rich miso broth with butter), Hakata tonkotsu (pork‑bone creamy broth), and Kitakata shoyu (light soy broth with thick noodles). Each region adds its own toppings and broth nuances.
How is ramen traditionally served in Japan?
Ramen is served hot in a deep bowl with broth poured over noodles, topped with sliced chashu pork, soft‑boiled ajitama egg, green onions, nori, and often bamboo shoots or corn, depending on the style.
What occasions or celebrations is ramen traditionally associated with in Japanese culture?
Ramen is a popular everyday meal but is also enjoyed during festivals, late‑night gatherings, and as a comforting dish after a night out. Some regions hold ramen‑themed festivals celebrating local broth styles.
What makes the day‑long instant ramen version special in Japanese cuisine?
The day‑long version elevates cheap instant noodles by adding slow‑braised pork belly, homemade dashi, and marinated ajitama eggs, mirroring the depth and technique of high‑end ramen shops while using pantry staples.
What are the authentic traditional ingredients for ramen broth versus acceptable substitutes?
Traditional broth uses pork bones, chicken, kombu, and bonito flakes for dashi. Acceptable substitutes include instant dashi powder, miso paste, or soy sauce for flavor, and chicken stock when pork bones are unavailable.
What other Japanese dishes pair well with this upgraded ramen?
Gyoza (pan‑fried dumplings), takoyaki (octopus balls), or a simple cucumber sunomono salad complement the rich ramen and balance the meal with lighter textures.
What are the most common mistakes to avoid when making the day‑long ramen?
Common errors include over‑boiling kombu (makes broth bitter), not rendering the pork belly skin slowly (results in soggy skin), and under‑marinating the ajitama eggs (lack of color and flavor). Follow the critical steps for best results.
Why does this ramen recipe use a low‑and‑slow braise for pork belly instead of a quick roast?
Low‑and‑slow braising breaks down connective tissue, yielding melt‑in‑your‑mouth tenderness and infuses the meat with the braising liquid’s flavor, which a quick roast cannot achieve for pork belly.
Can I make the day‑long ramen ahead of time and how should I store it?
Yes. Marinate the ajitama eggs and braise the pork belly a day ahead. Store the pork belly and its braising liquid in an airtight container in the refrigerator, and keep the dashi broth separate. Reheat gently before assembling.
What does the YouTube channel Ian Fujimoto specialize in?
The YouTube channel Ian Fujimoto focuses on creative home cooking experiments, often taking everyday convenience foods like instant ramen and transforming them into elevated, restaurant‑style dishes with detailed technique explanations.
How does the YouTube channel Ian Fujimoto's approach to Japanese cooking differ from other Japanese cooking channels?
Ian Fujimoto blends humor with rigorous culinary science, emphasizing step‑by‑step breakdowns and the ‘what‑if’ mindset, whereas many Japanese cooking channels stick to traditional recipes without extensive experimentation.
Last updated: August 29, 2026








