Nikujaga (Beef and Potato Stew)

In Japanese home cooking, nikujaga sits somewhere between a stew and a gently reduced simmered dish, with potatoes, onion and carrot cooked in dashi until tender, then seasoned with soy sauce, mirin and sugar for a savoury-sweet finish. Thin slices of beef give the broth richness without making the dish heavy, while the uncovered simmer leaves the vegetables lightly glazed rather than swimming in sauce. Its comfort comes from simple ingredients, soft textures and a clean umami depth that suits everyday dinners. Serve it hot with steamed rice to catch the glossy broth.
Cuisine style Japanese home cooking
Flavor profile Savoury-sweet • Umami-rich • Gentle
Techniques Simmering • Reducing
Cooking style One-pot cooking • Minimal cleanup
Time commitment Under 1 hour

Why this recipe works

  • Savoury-sweet depth: Dashi, soy sauce, mirin and sugar create the recognisable balance of umami, saltiness and gentle sweetness.
  • Tender, homely texture: Potatoes and carrots simmer directly in the seasoned broth, absorbing flavour while staying soft and substantial.
  • Simple one-pot method: The vegetables, broth and beef cook together in one pot, with the final reduction forming a glossy sauce without extra steps.

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Authenticity notes

  • Japanese home-style stew: Nikujaga is commonly treated as everyday home cooking rather than a restaurant-style dish, with a light broth and tender vegetables at its centre.
  • Serve with rice: Steamed rice is the natural pairing, soaking up the savoury-sweet broth and making the stew feel complete.

Ingredient notes

  • Choose thinly sliced beef: Very thin beef cooks quickly and stays tender; slicing across the grain helps prevent chewiness.
  • Keep potato pieces even: Cut the potatoes into similarly sized chunks so they soften at the same pace without some pieces breaking down too early.
  • Dashi sets the flavour: Dashi gives the stew its clean, savoury backbone, so it is worth using rather than replacing it with a generic stock.

Common mistakes

  • Do not boil hard: Once the beef is added, keep the liquid at a gentle simmer to avoid tough meat and crumbling potatoes.
  • Reduce just enough: The finished liquid should lightly cling to the vegetables rather than disappear completely or remain too watery.
  • Add the beef after the vegetables start cooking: Giving the potatoes and carrot a head start helps them become tender without overcooking the thin slices of beef.

Make-ahead tips

  • Reheat gently: Warm leftovers over low heat with a small splash of water if needed, stirring carefully so the potatoes stay intact.
  • Good for planned leftovers: The stew keeps well in the fridge for several days, making it useful for simple lunches or quick dinners with rice.

Equipment you'll need

Ingredients
Instructions
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  1. Halve the onion and slice it into thin wedges. Peel the carrot and cut into bite-size chunks. Peel the potatoes and cut into large chunks, keeping them fairly even so they cook at the same rate.
  2. Slice the beef as thinly as you can across the grain. In a large pot, combine the dashi powder and water, then bring to a gentle simmer over medium heat.
  3. Add the onion, carrot and potatoes to the simmering dashi. Cook for 10 minutes, adjusting the heat so it stays at a steady simmer.
  4. Stir in the soy sauce, mirin and caster sugar until dissolved. Add the beef in a loose layer and gently separate the slices with a spoon so they do not clump.
  5. Simmer gently for 15 to 20 minutes, stirring occasionally, until the potatoes are tender and the beef is just cooked through. Continue simmering uncovered for 5 minutes, or until the liquid reduces to a glossy coating that lightly clings to the vegetables.
  6. Remove from the heat and let the stew stand for 5 minutes so the flavours settle. Serve hot, spooning plenty of the glossy broth over each portion.

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Recipe notes

Serving suggestions

This recipe pairs well with:

Steamed rice

Tips

  • Keep the simmer gentle once the beef goes in; a hard boil can make the meat tough and break up the potatoes.
  • For the classic look, skim off any grey foam that rises after adding the beef to keep the broth clear and clean-tasting.

Substitutions

  • Replace Beef sirloin steak with Beef flank steak for a slightly richer, more traditional texture.
  • Replace Caster sugar with Light brown sugar for a deeper, caramel-like sweetness.

Storage

  • Refrigerate up to 3 days
  • Cool, cover and refrigerate. Reheat gently in a saucepan over low heat with a small splash of water to loosen the sauce, stirring carefully so the potatoes stay intact.

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Nikujaga (Beef and Potato Stew)
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Recipe overview

  • Servings: 3 servings
  • Total time: 55min (20min active)
  • Difficulty: Easy
  • Cuisine: Japanese
  • Allergens:
    Soybeans
Beginner friendly With serving suggestions One pot Kid friendly

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