Tonkotsu Ramen with Soft-Boiled Egg

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A creamy Japanese ramen broth made from pork bones, served with chewy noodles and a runny yolk. This japanese-inspired asian ready in about 780 minutes pairs pork bones, ramen noodles, soft-boiled egg for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 620 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

★ 4.0 (9 ratings) Prep: 60 min Cook: 720 min Serves 4 Japanese cuisine 620 cal/serving
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Ingredients

Instructions

  1. Step 1: For the broth: Place 1kg pork bones in a large pot, cover with water, and bring to a boil. Skim foam, then add 3 tbsp mirin. Simmer for 6-8 hours until extremely rich and cloudy, skimming occasionally.
  2. Step 2: Cook 400g ramen noodles according to package instructions, then drain and set aside.
  3. Step 3: Poach 4 eggs in simmering water for 6 minutes, then chill in ice water to create soft-boiled eggs.
  4. Step 4: Slice 300g chashu pork into thin strips. Assemble bowls with 100g menma, 4 slices green onion, 100g chashu, and 100ml broth. Top with noodles, egg, and additional broth. Serve immediately.

Equipment for this recipe

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Frequently asked questions

How long does Tonkotsu Ramen with Soft-Boiled Egg take to make?

Total time is about 780 minutes (60 min prep + 720 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Tonkotsu Ramen with Soft-Boiled Egg?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep pork bones from drying out.

Can I substitute ingredients in Tonkotsu Ramen with Soft-Boiled Egg?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Tonkotsu Ramen with Soft-Boiled Egg for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Tonkotsu Ramen with Soft-Boiled Egg?

Japanese asian like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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