Miso Soup Tofu Dashi

Featured in Liquid Comfort in a Bowl.

Simple Japanese miso soup blended with rich dashi, smooth tofu, and wakame seaweed. Discover how to make it from scratch, step by step, for a cozy addition to any meal.

A chef wearing a white hat and apron.
Updated on Sat, 19 Apr 2025 00:31:20 GMT
A wooden table with a bowl of tofu, wakame, and green onion-filled miso soup. Pin it
A wooden table with a bowl of tofu, wakame, and green onion-filled miso soup. | cookscoop.com

I've got to tell you about my go-to authentic miso soup that brings Japanese comfort food straight to your home! My Japanese neighbor taught me this gem and now I make it almost every day for breakfast. There's nothing like that first moment when you mix in the miso and your kitchen suddenly smells amazing with that rich umami scent – it takes me straight back to my Japan trips. The first time my family tried it, they were shocked that something this simple tasted so incredible!

What Makes This Soup Stand Out

This soup isn't your average recipe! When you create your own dashi from scratch, you get this amazing flavor depth that store-bought versions can't touch. Just last week I brought some to my sick friend and she swore it beat any restaurant version she's had. Even my picky kids who normally only want chicken noodle are always asking for this now!

Your Shopping List

  • Dashi Basics:
    • Kombu seaweed pieces
    • Bonito (katsuobushi) flakes
    • Clean water
  • Soup Components:
    • Premium miso paste
    • Soft silken tofu diced
    • Wakame seaweed (dried)
    • Green onions, chopped
    • Mesh strainer

Cooking Time

Creating Your Dashi
Start by putting the kombu in cold water and let it sit until you see tiny bubbles appearing around the edges. When you toss in the bonito flakes, you're adding that final magic touch!
Crafting Your Bowl
Heat your strained dashi gently, drop in your tofu chunks and watch the wakame expand like little sea blossoms. Remember - don't ever boil it or you'll lose all those subtle flavors.
Working With Miso
This is where kitchen smarts come in! Always mix your miso in a separate ladle before you stir it into the main pot. Every single serving needs to be just perfect!
A close-up of a bowl of soup containing tofu, seaweed, and green onions, with chopsticks resting on the side. Pin it
A close-up of a bowl of soup containing tofu, seaweed, and green onions, with chopsticks resting on the side. | cookscoop.com

Expert Tricks

Wanna know my top tips? Always go for filtered water - it makes your dashi taste so much cleaner. Don't cut corners with kombu soaking time. And here's my best advice: store your miso paste in its own special container in the fridge to keep it fresh longer. Sometimes I'll blend white and red miso for a more interesting flavor profile!

Ready To Eat

I can't get enough of serving this in my authentic Japanese bowls with those tiny spoons that make the broth so fun to sip. For a morning meal, I'll add an egg with a runny yolk on the side. When I've got company over, I put out extra goodies like various mushrooms or different seaweeds so everyone can make their own custom bowl!

Storage Tips

Here's a handy trick - make a big batch of dashi and keep it in your fridge! That way you can whip up fresh miso soup whenever you want. Just remember two things: never let it boil when you warm it up, and always add your miso paste fresh each time. I prefer making just enough for one meal so every bowl turns out perfect.

Try New Combos

Go ahead and play around with it! I sometimes throw in some sliced shiitakes or baby spinach leaves. My vegetarian buddies love it with just veggies and kombu-only dashi. One time I added corn and chunks of potato and it turned into the ultimate comfort food! That's the fun part of cooking - finding your own personal favorite version.

A black bowl filled with clear miso soup containing cubes of tofu, chopped green onions, and seaweed. Pin it
A black bowl filled with clear miso soup containing cubes of tofu, chopped green onions, and seaweed. | cookscoop.com

The Soul Behind The Soup

This soup has become our family's morning tradition! There's something so grounding about kicking off your day with this nurturing bowl. My children are discovering different food cultures and learning to appreciate taking time with meals.

The greatest joy isn't just how tasty it is but seeing everyone's amazement when they find out how basic yet fulfilling real miso soup can be! Whether you want it for breakfast comfort or just need something warm and soothing, it always delivers. And watching people fall in love with traditional Japanese cooking? That's what makes sharing food so worthwhile!

Frequently Asked Questions

→ What’s dashi and what does it do?

Dashi is a base stock in Japanese cooking, made from kelp (kombu) and dried fish flakes (katsuobushi). It adds that deep, savory 'umami' taste in miso soup and other dishes.

→ How do I make it vegetarian?

To make it vegetarian, swap bonito flakes for shiitake mushrooms and just use kombu. You'll still get that rich umami flavor you need.

→ Why avoid boiling miso paste?

Boiling it wipes out those good probiotics and tempers the delicate flavors. Stir in miso after removing from heat and reheat gently later if needed.

→ How do I store the soup?

Eat fresh for the best taste. If needed, refrigerate without the miso for up to two days. Mix miso in when reheating.

→ What’s the best tofu for this dish?

Use soft or silky tofu (kinugoshi). Its smooth texture fits beautifully in the soup.

Conclusion

A comforting Japanese classic, this miso soup blends umami-packed dashi stock with soft tofu cubes and wakame seaweed. It’s light, nourishing, and full of traditional flavors you’ll love.

Miso Soup Tofu Dashi

Japanese miso soup with dashi, soft tofu, and wakame seaweed. A quick, wholesome dish ready in under 20 minutes.

Prep Time
5 Minutes
Cook Time
15 Minutes
Total Time
20 Minutes
By: Adriana

Category: Soups & Broths

Difficulty: Intermediate

Cuisine: Japanese

Yield: 4 Servings (4 bowls)

Dietary: Low-Carb, Gluten-Free, Dairy-Free

Ingredients

01 Freshly sliced green onion.
02 Soft tofu for soup.
03 Seaweed (dried wakame).
04 Bonito flakes (katsuobushi).
05 Dried kelp (kombu), a 4-inch square piece.
06 Hot water for base.
07 Mellow miso paste.

Instructions

Step 01

Let kombu soak in cold water and slowly heat it up. Pull it out before the water gets to a full boil, about 10 minutes in.

Step 02

Throw in bonito flakes; let the water boil, then turn off the heat. Wait 30 seconds and let them settle.

Step 03

Strain out the fish flakes using a fine mesh. Keep the broth warm.

Step 04

Scoop miso into a ladle and stir it gently with a bit of warm broth until it's fully blended.

Step 05

Dice the tofu into small cubes and toss it in the soup with your wakame. Finely chop the onions too.

Step 06

Warm it just enough to stay hot without boiling. Add sliced onions on top and enjoy immediately.

Notes

  1. Don’t let it boil after mixing in miso.
  2. You can prep the broth ahead of time and save it.
  3. Tastes best when served piping hot.

Tools You'll Need

  • Strainer with a fine mesh.
  • Medium pot.
  • Soup ladle.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Soybeans.
  • Fish (because of the bonito flakes).

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 57
  • Total Fat: 2 g
  • Total Carbohydrate: 5 g
  • Protein: 4 g