Japanese Wakame Seaweed Soup

Featured in: Comfort Treat Classics

This classic Japanese soup brings together tender wakame seaweed, silken tofu, and a delicate dashi broth enriched with white miso. The preparation is straightforward: rehydrate the seaweed, simmer with tofu in aromatic stock, then finish with miso paste blended to silky smoothness. Each bowl delivers nourishing minerals and umami depth in just twenty minutes.

Updated on Mon, 26 Jan 2026 02:23:09 GMT
A steaming bowl of homemade wakame soup featuring tender seaweed, silken tofu cubes, and scallions in a clear dashi broth. Save to Pinterest
A steaming bowl of homemade wakame soup featuring tender seaweed, silken tofu cubes, and scallions in a clear dashi broth. | sweetaksil.com

Experience the essence of Japanese comfort with this nourishing Wakame Soup. This light and mineral-rich dish features tender seaweed and silken tofu immersed in a delicate dashi broth, offering a perfect balance of flavor and nutrition in every spoonful.

A steaming bowl of homemade wakame soup featuring tender seaweed, silken tofu cubes, and scallions in a clear dashi broth. Save to Pinterest
A steaming bowl of homemade wakame soup featuring tender seaweed, silken tofu cubes, and scallions in a clear dashi broth. | sweetaksil.com

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Whether served as a restorative appetizer or a light side dish, this soup brings an authentic touch of umami to your dining table with minimal effort.

Ingredients

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  • 8 g dried wakame seaweed
  • 4 cups (1 liter) dashi stock (use vegetarian dashi for vegetarian option)
  • 100 g silken or firm tofu, cubed
  • 2 scallions, thinly sliced
  • 2 tbsp white miso paste
  • 1 tsp soy sauce (gluten-free if needed)
  • 1 tsp sesame oil (optional)

Instructions

Step 1
In a small bowl, soak the dried wakame in cold water for 5 minutes until rehydrated. Drain and set aside.
Step 2
In a medium saucepan, bring the dashi stock to a gentle simmer over medium heat.
Step 3
Add the cubed tofu and rehydrated wakame to the pot. Simmer for 2–3 minutes.
Step 4
In a separate bowl, blend the miso paste with a ladle of hot broth until smooth. Stir the mixture back into the soup.
Step 5
Add soy sauce and sesame oil (if using). Stir gently and heat for 1 more minute without boiling.
Step 6
Serve hot, garnished with sliced scallions.

Zusatztipps fΓΌr die Zubereitung

Maintain a gentle simmer throughout the cooking process to ensure the tofu remains intact and the dashi retains its clarity. Rehydrating the wakame separately prevents it from absorbing too much of the soup's flavored broth initially.

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Varianten und Anpassungen

For a vegan version, use kombu and shiitake dashi. You can also add extra nutrition and texture by incorporating mushrooms, carrots, or fresh spinach into the broth while it simmers.

ServiervorschlΓ€ge

This soup is a classic companion to steamed white rice or fresh sushi. It serves as a light and cleansing course that complements almost any Japanese-inspired meal.

Golden dashi broth with soft tofu and rehydrated wakame, garnished with fresh scallions for a light, warming Japanese soup. Save to Pinterest
Golden dashi broth with soft tofu and rehydrated wakame, garnished with fresh scallions for a light, warming Japanese soup. | sweetaksil.com

Savor this warm, comforting bowl of wakame soup as a simple yet elegant way to enjoy traditional Japanese flavors at home.

Recipe Questions & Answers

β†’ What does wakame taste like?

Wakame has a mild, oceanic flavor with subtle sweetness and a tender, slippery texture when rehydrated. It's less briny than other seaweeds and absorbs the flavors of the surrounding broth beautifully.

β†’ Can I make this without dashi stock?

Yes, you can substitute dashi with vegetable broth or water, though the authentic Japanese flavor profile will be milder. For a closer alternative, simmer kombu (kelp) in water for 15 minutes to create a simple vegetarian stock base.

β†’ Why shouldn't I boil the miso paste?

Boiling miso paste destroys its beneficial enzymes and can create a grainy texture. Always dissolve miso in a small amount of hot liquid separately, then stir it into the soup after removing from heat for the smoothest, most flavorful result.

β†’ How long does wakame need to soak?

Dried wakame rehydrates quickly in just 5 minutes of cold water soaking. You'll know it's ready when it becomes tender and expands to several times its original size. Drain well before adding to the soup.

β†’ What can I add to enhance the nutrition?

Consider adding sliced shiitake mushrooms, spinach leaves, or shredded carrots during the simmering stage. You can also incorporate cooked noodles like udon or soba for a more substantial meal, or add a soft-boiled egg for extra protein.

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Japanese Wakame Seaweed Soup

A warming bowl featuring delicate seaweed, tender tofu, and savory dashi-miso broth.

Prep Time
10 minutes
Time to Cook
10 minutes
Total Duration
20 minutes
Recipe by Isaac Russell


Skill Level Easy

Cuisine Japanese

Portions 4 Serving Size

Diet Preferences Meatless, No Dairy, Low in Carbs

Ingredient List

Seaweed and Broth

01 Dried wakame seaweed, 0.3 oz
02 Dashi stock, 4 cups (vegetarian dashi for vegetarian option)

Vegetables and Tofu

01 Silken or firm tofu, cubed, 3.5 oz
02 Scallions, thinly sliced, 2 stalks

Seasoning

01 White miso paste, 2 tbsp
02 Soy sauce (gluten-free if needed), 1 tsp
03 Sesame oil (optional), 1 tsp

Directions

Step 01

Rehydrate the Wakame: In a small bowl, soak the dried wakame in cold water for 5 minutes until fully rehydrated. Drain and set aside.

Step 02

Heat the Dashi Broth: In a medium saucepan, bring the dashi stock to a gentle simmer over medium heat.

Step 03

Add Tofu and Wakame: Add the cubed tofu and rehydrated wakame to the simmering broth. Simmer for 2 to 3 minutes.

Step 04

Dissolve Miso Paste: In a separate bowl, blend the miso paste with a ladle of hot broth until smooth. Stir the mixture back into the soup.

Step 05

Season and Finish: Add soy sauce and sesame oil if using. Stir gently and heat for 1 additional minute without bringing to a boil.

Step 06

Serve: Transfer to serving bowls and garnish with sliced scallions. Serve immediately while hot.

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Tools Needed

  • Medium saucepan
  • Ladle
  • Small mixing bowl
  • Knife and cutting board

Allergy Details

Review every ingredient for allergens and talk to a healthcare provider if unsure.
  • Contains soy from tofu, miso paste, and soy sauce.
  • Verify miso and soy sauce labels contain no gluten for strict gluten-free compliance.
  • Sesame oil may trigger allergic reactions in sensitive individuals.

Nutrition Details (each serving)

For informational purposes only, not intended as medical advice.
  • Caloric Value: 65
  • Fats: 2 g
  • Carbohydrates: 7 g
  • Proteins: 5 g

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