Japanese Harusame Noodle Soup

Name: Japanese Harusame Noodle Soup
Prep time: 15 min
Cook time: 15 min
Total time: 30 min
Cuisine: Japanese
Ingredients: 2 cups (480 ml) chicken stock or vegetable stock; 2 cups (480 ml) water; 1½ tablespoons (22 ml) soy sauce (use gluten-free soy sauce for gluten-free); 1 teaspoon Diamond Crystal kosher salt, divided; ¼ teaspoon white pepper powder; 2 green onions (scallions), white and green parts separated; 2 teaspoons (10 ml) toasted sesame oil; 1 ounce (28 g) dried glass (harusame) or cellophane noodles; 3.5 ounces (100 g) medium-firm tofu (momen dofu), cut into 1.3 cm cubes; 2 large eggs (50 g each without shell), beaten; 2 tablespoons (6 g) dried wakame seaweed, rehydrated; 2 teaspoons (6 g) toasted white sesame seeds

Author: Lora

Published: February 20, 2026

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Introduction to Japanese Harusame Noodle Soup

Let’s face it: busy days can make cooking feel like a daunting task. That’s where my favorite Japanese Harusame Noodle Soup swoops in like a culinary superhero! It’s not just a bowl of comfort; it’s a quick, nourishing delight that warms the soul. Made with delicate glass noodles, tofu, and a savory broth, it brings joy without the fuss. Whether you’re looking to impress your loved ones or searching for an easy weeknight meal, this cozy soup will do the trick. Trust me, nothing beats sipping on something homemade after a long day!

Why You’ll Love This Japanese Harusame Noodle Soup

This Japanese Harusame Noodle Soup is the epitome of ease and flavor. With just 30 minutes from your kitchen to your table, it’s perfect for those nights when time seems to slip away. The smooth, slippery noodles pair beautifully with the savory broth and hearty tofu, creating a dish that’s not only satisfying but also a happy gathering of tastes. Every slurp is a cozy hug for your soul!

Ingredients for Japanese Harusame Noodle Soup

Gathering the right ingredients for this Japanese Harusame Noodle Soup is part of the fun! Here’s what you’ll need:

Chicken stock or vegetable stock: This forms the base of your soup. Choose homemade or store-bought for convenience. Trust me, a good stock makes all the difference!
Water: It’s always handy to have water to balance the flavors and richness of the broth.
Soy sauce: A splash of soy sauce adds a savory punch. For a gluten-free option, look for gluten-free soy sauce.

Kosher salt: Essential for elevating all the flavors. Adjust to taste, especially with different stocks.
White pepper powder: It provides a subtle heat. Feel free to swap it with black pepper if that’s what you have.
Green onions (scallions): These add freshness and a pop of color. Use both white and green parts for an aromatic kick!

Toasted sesame oil: This fragrant oil is a flavor bomb! It lends a nutty aroma that enhances the broth beautifully.
Dried glass (harusame) noodles: These slippery delights are key to your soup. You can find them in Asian markets or the international aisle of your grocery store.
Medium-firm tofu: This ingredient provides protein and sustains the soup’s heartiness. It’s a sponge for all the delicious flavors!

Eggs: Beaten eggs add a silky texture and richness to this dish. They swirl in beautifully when cooked.
Dried wakame seaweed: This rehydrated seaweed packs vitamins and offers a delectable umami taste.
Toasted white sesame seeds: A sprinkle on top adds that lovely crunch and visual appeal. They’re small, but boy, do they pack flavor!

Exact measurements for each ingredient are available at the bottom of the article for your convenience. Happy cooking!

How to Make Japanese Harusame Noodle Soup

Step 1: Prepare Your Ingredients

Start by gathering all your ingredients. Beat the eggs in a mixing bowl. Their golden color will brighten up your soup! Next, slice the scallion whites into thin rounds and cut the green tops at an angle for a fancy touch. Then, take your tofu and carefully cut it into 1.3 cm cubes. This size helps it absorb the flavors better. Finally, soak the dried wakame seaweed in water for about five minutes until it becomes tender. Once done, drain it and squeeze out any excess liquid. Everything is prepped and ready to go!

Step 2: Aromatize the Broth

Now, grab a medium saucepan and set it over medium heat. Pour in the toasted sesame oil; the scent is delightful! Add the sliced white parts of the scallions and sauté for about 30 seconds. This will bring out their flavor and make your kitchen smell amazing. You’re not just cooking; you’re starting an aromatic journey! Just be careful not to let them brown too much. Once fragrant, you’re ready to move on to the next step. Your broth is about to come alive!

Step 3: Create the Soup Base

Pour in the chicken or vegetable stock along with the water. This mixture becomes the heart of your Japanese Harusame Noodle Soup. Stir in the soy sauce, half the kosher salt, and a sprinkle of white pepper for depth. Adjust it to your taste as you go! Cover the pot and let it come to a gentle boil. The steam rising will be your first hint at the deliciousness to come. Keep an eye on it, as the magic in your kitchen is just beginning!

Step 4: Cook the Noodles and Tofu

Once your soup base is bubbling, it’s time to add the tofu and dried glass noodles. Gently transfer the cubed tofu into the pot, then add the noodles. Stir to prevent any clumping; nobody likes sticky noodles! Cook according to the package instructions, usually just a few minutes, until the noodles are tender. Watch how they get slippery and soft; it’s almost mesmerizing. This is where the broth absorbs the sweetness of the tofu, creating a loving harmony of flavors!

Step 5: Add the Eggs Gently

Reduce the heat to a gentle simmer. Now’s the time to add the beaten eggs. Pour them into the soup in a thin stream, starting from the center and working your way out. This technique lets them form delicate ribbons as they cook. Allow the eggs to set for about 20 to 25 seconds. You want them fluffy and just cooked, not rubbery. It’s like adding a creamy hug to your soup, making it even more comforting and satisfying!

Step 6: Finish with Garlic and Garnishes

Add the rehydrated wakame seaweed to the pot, followed by the green tops of the scallions. Don’t forget those toasted sesame seeds; they add the perfect crunch and a hint of nutty flavor. Stir gently to incorporate all the new flavors. Now that the colors are vibrant and the scent is intoxicating, remove the pot from heat immediately. This step is crucial to prevent overcooking—your soup deserves the best!

Step 7: Serve and Enjoy

It’s time to serve your lovely Japanese Harusame Noodle Soup! Using tongs, portion the cooked glass noodles into warm bowls. Then ladle the steamy broth, tofu, and garnishes over those beautiful noodles. Enjoy the delightful sight of colors mingling in your bowl. Serve it hot, and watch how your family or friends delight in each spoonful. It’s moment like these that make cooking a true joy—and oh, how quickly they’ll be begging for seconds!

Tips for Success

Always taste your broth and adjust seasoning before adding ingredients.

Soak wakame seaweed just until tender; squeezing out excess moisture enhances flavor.
For a creamier texture, whisk the eggs vigorously before adding them to the soup.
Store leftover noodles and broth separately to keep the texture fresh.

Experiment with adding veggies like spinach or carrots for extra nutrients.

Equipment Needed

Medium saucepan: A must-have for simmering soup. You can also use a large pot if cooking for a crowd.
Measuring cups and spoons: Essential for accuracy in your recipe. If you don’t have these, a regular cup can work in a pinch!

Mixing bowl: Perfect for beating the eggs and mixing ingredients. A sturdy plate can serve as an alternative!
Cooking tongs: Great for serving noodles. If you don’t have any, a fork will do just fine!
Spoon: For stirring and tasting. A wooden spoon adds rustic charm!

Variations of Japanese Harusame Noodle Soup

Spicy Kick: Add a teaspoon of chili oil or a sprinkle of red pepper flakes while sautéing the scallions for a spicy twist.
Veggie Delight: Toss in your choice of vegetables like baby spinach, carrots, or bell peppers for a burst of color and nutrition.
Protein Boost: If you want more protein, try adding cooked shrimp or shredded chicken for an extra hearty soup.

Mushroom Medley: Incorporate shiitake or enoki mushrooms to deepen the umami flavor and add texture.
Quinoa Alternative: For a gluten-free option, replace the glass noodles with cooked quinoa, making it a nutrient-rich dish!

Serving Suggestions for Japanese Harusame Noodle Soup

Side Salad: Pair with a light cucumber salad dressed in rice vinegar for a refreshing contrast.

Complementary Drink: Enjoy with a warm cup of green tea or chilled sake for a full Japanese experience.
Beautiful Presentation: Garnish with extra sesame seeds and a sprig of cilantro for a pop of color.
Serve with Fresh Herbs: Add a few fresh basil or mint leaves for an aromatic touch.

FAQs about Japanese Harusame Noodle Soup

Can I use other types of noodles in this soup?
Absolutely! While glass noodles provide a unique texture, you can substitute them with rice noodles or even vermicelli if that’s what you have on hand. Each type brings its own charm to your Japanese Harusame Noodle Soup.

Is this soup vegan-friendly?
You bet! To make a vegan version, simply replace the medium-firm tofu with additional vegetables or tempeh, and skip the eggs. The delicious broth seasoned with soy sauce will still shine through, creating a comforting bowl of goodness!

How can I store leftovers of the Japanese Harusame Noodle Soup?
Store your soup in airtight containers for up to two days. For best texture, keep the noodles and broth separate. That way, when you reheat, you won’t end up with mushy noodles!

What can I add to enhance the flavor further?
For an extra flavor boost, consider adding a squeeze of fresh lime juice or a dash of fish sauce right before serving. This adds depth and brightens the entire dish. Your bowl of Japanese Harusame Noodle Soup will thank you!

Can kids enjoy this soup?
Definitely! This soup is gentle on the palate and can be easily adjusted to suit picky eaters. If your little ones aren’t fans of tofu, you can swap it out for shredded chicken or just add more noodles and veggies!

Final Thoughts on Japanese Harusame Noodle Soup

Crafting a bowl of Japanese Harusame Noodle Soup is like wrapping yourself in a cozy, warm blanket on a chilly evening. Each spoonful holds a delightful balance of flavors, nourishing your body and soul. It’s the perfect dish to share with loved ones or whip up on a busy night—simple yet impressive. This recipe not only celebrates the beauty of Japanese cuisine but also embraces the art of home cooking. So gather your ingredients, savor the process, and enjoy the delightful warmth that this soup brings! Trust me; it will become a cherished favorite in your kitchen.