Experience a delightful fusion of Japanese flavors with a comforting pasta twist. This Japanese spaghetti recipe combines tender chicken breast, earthy mushrooms, and vibrant spinach with a savory sauce that brings a unique umami taste to your plate. Perfect for a quick weeknight dinner or an impressive dish for guests.
Some ingredients in this recipe might not be staples in every household. Soy sauce and mirin are essential for creating the authentic Japanese flavor profile. Sesame oil adds a distinct nutty aroma and taste. If these items are not in your pantry, you can find them in the international aisle of most supermarkets.

Ingredients For Japanese Spaghetti Recipe
Spaghetti: The base of the dish, providing a neutral canvas for the flavors.
Chicken breast: Adds protein and a tender texture.
Mushrooms: Contributes an earthy flavor and umami richness.
Spinach: Adds color, nutrients, and a slight bitterness.
Soy sauce: Provides a salty, umami depth to the sauce.
Mirin: A sweet rice wine that balances the savory elements.
Sesame oil: Adds a nutty aroma and flavor.
Garlic: Enhances the dish with a pungent, aromatic quality.
Ginger: Adds a warm, spicy note.
Olive oil: Used for sautéing and adding richness.
Technique Tip for This Recipe
When cooking spaghetti, make sure to salt the water generously. This enhances the flavor of the pasta itself, making the final dish more flavorful. Additionally, when sautéing garlic and ginger, be careful not to burn them; they should be cooked just until fragrant to avoid a bitter taste. For the chicken, slice it thinly and evenly to ensure it cooks quickly and uniformly. When adding the spinach, do so at the very end to retain its vibrant color and nutritional value. Finally, after tossing the spaghetti with the sauce, let it sit for a minute or two to allow the flavors to meld together.
Suggested Side Dishes
Alternative Ingredients
spaghetti - Substitute with soba noodles: Soba noodles offer a similar texture and are a traditional Japanese ingredient, enhancing the authenticity of the dish.
chicken breast - Substitute with tofu: Tofu is a great plant-based alternative that absorbs flavors well and maintains a similar texture when cooked.
mushrooms - Substitute with shiitake mushrooms: Shiitake mushrooms provide a more robust, umami flavor that complements Japanese cuisine.
spinach - Substitute with bok choy: Bok choy adds a similar leafy green element with a slightly different texture and a mild flavor.
soy sauce - Substitute with tamari: Tamari is a gluten-free alternative to soy sauce with a richer flavor, making it suitable for those with gluten sensitivities.
mirin - Substitute with rice vinegar and sugar: A mix of rice vinegar and a small amount of sugar can mimic the sweet and tangy flavor of mirin.
sesame oil - Substitute with peanut oil: Peanut oil has a similar nutty flavor and high smoke point, making it a good alternative for cooking.
garlic - Substitute with shallots: Shallots provide a milder, sweeter flavor that can complement the other ingredients well.
ginger - Substitute with galangal: Galangal has a similar spicy and aromatic profile, though it is slightly more citrusy and peppery.
olive oil - Substitute with grapeseed oil: Grapeseed oil has a neutral flavor and a high smoke point, making it suitable for sautéing and cooking.
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How to Store or Freeze This Dish
- Allow the spaghetti to cool completely before storing. This prevents condensation, which can make the dish soggy.
- Transfer the Japanese spaghetti into an airtight container. Ensure the container is sealed tightly to maintain freshness.
- Store the container in the refrigerator if you plan to consume the dish within 3-4 days. This keeps the chicken and vegetables fresh and safe to eat.
- For longer storage, place the cooled spaghetti in a freezer-safe container or a heavy-duty freezer bag. Label the container with the date to keep track of its freshness.
- When ready to reheat, if refrigerated, transfer the spaghetti to a microwave-safe dish and cover it with a microwave-safe lid or plastic wrap. Heat on medium power, stirring occasionally, until thoroughly heated.
- If frozen, thaw the spaghetti in the refrigerator overnight. Once thawed, reheat using the microwave method or in a pan over medium heat, adding a splash of olive oil or soy sauce to refresh the flavors.
- Avoid reheating the spaghetti multiple times, as this can degrade the texture and flavor of the chicken and vegetables.
- To maintain the best quality, consume frozen Japanese spaghetti within 1-2 months.
How to Reheat Leftovers
For stovetop reheating:
- Heat a pan over medium heat.
- Add a splash of olive oil or sesame oil to the pan.
- Toss in the leftover Japanese spaghetti.
- Stir occasionally until heated through, ensuring the chicken and vegetables are warmed evenly.
- If the pasta seems dry, add a small amount of soy sauce or a splash of water to moisten.
For microwave reheating:
- Place the leftover Japanese spaghetti in a microwave-safe dish.
- Add a few drops of water or soy sauce to prevent drying out.
- Cover the dish with a microwave-safe lid or plastic wrap, leaving a small vent.
- Microwave on medium power for 1-2 minutes.
- Stir the pasta and check if it’s heated through. If not, continue heating in 30-second intervals.
For oven reheating:
- Preheat your oven to 350°F (175°C).
- Place the leftover Japanese spaghetti in an oven-safe dish.
- Cover the dish with aluminum foil to retain moisture.
- Bake for about 15-20 minutes, or until the chicken and vegetables are heated through.
- Stir halfway through to ensure even heating.
For steaming:
- Set up a steamer or a pot with a steaming basket.
- Place the leftover Japanese spaghetti in a heatproof dish that fits in the steamer.
- Steam for about 5-7 minutes, or until the chicken and vegetables are thoroughly heated.
- Stir gently before serving to distribute the heat evenly.
Essential Tools for This Recipe
Large pot: Used to cook the spaghetti according to package instructions.
Colander: Essential for draining the cooked spaghetti.
Large pan: Used to sauté the garlic, ginger, chicken, and vegetables.
Wooden spoon: Ideal for stirring the ingredients in the pan.
Chef's knife: Necessary for slicing the chicken breast, mushrooms, and mincing the garlic.
Cutting board: Provides a safe surface for cutting and preparing ingredients.
Measuring spoons: Used to measure out the soy sauce, mirin, sesame oil, and olive oil.
Grater: Needed for grating the ginger.
Tongs: Useful for tossing the spaghetti with the other ingredients in the pan.
Serving bowl: For presenting the finished dish.
How to Save Time on This Recipe
Prep ingredients ahead: Slice the chicken, mushrooms, and mince the garlic and ginger in advance to save time during cooking.
Use one pot: Cook the spaghetti in the same pot you'll use for the rest of the recipe to minimize cleanup.
Quick spinach wilt: Add the spinach last and cover the pan for a minute to wilt it faster.
Pre-mix sauces: Combine soy sauce, mirin, and sesame oil in a small bowl before cooking to streamline the process.

Japanese Spaghetti Recipe
Ingredients
Main Ingredients
- 400 g Spaghetti
- 200 g Chicken breast, thinly sliced
- 1 cup Mushrooms, sliced
- 1 cup Spinach
- 2 tablespoon Soy sauce
- 1 tablespoon Mirin
- 1 tablespoon Sesame oil
- 2 cloves Garlic, minced
- 1 teaspoon Ginger, grated
- 1 tablespoon Olive oil
Instructions
- 1. Cook spaghetti according to package instructions. Drain and set aside.
- 2. In a pan, heat olive oil over medium heat. Add garlic and ginger, sauté until fragrant.
- 3. Add chicken slices and cook until no longer pink.
- 4. Add mushrooms and cook until tender.
- 5. Stir in soy sauce, mirin, and sesame oil. Add spinach and cook until wilted.
- 6. Toss in cooked spaghetti and mix well to combine. Serve hot.
Nutritional Value
Keywords
Suggested Appetizers and Desserts
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