2 Ways to Make Kombu Dashi

Kombu Dashi is a type of Japanese soup stock featured across many Japanese dishes from ramen, miso to many other delicious hot pot dishes. It is made from Kombu (dried kelp) which contains a lot of glutamic acids and bring many nutritional values. The acid is also what creates the umami flavour for this dashi, providing a more complex and distinctive taste.

In this recipe, we will show you 2 methods to brew kombu dashi. It is very easy to make and this dashi is something you’d definitely want to incorporate into your cooking!

Method 1: Cold Brew

how-to-make-kombu-dashi

How to Make Kombu Dashi (Overnight Steep Method)

You can get delicious kombu dashi stock just by soaking it in water overnight. This Kombu dashi is a great flavour enhancer to accompany many dishes. Have a go at creating the dashi yourself using this recipe!
You can use this method for all types of kombu.
5 from 7 votes
Prep Time 5 minutes
Steeping Time 8 hours
Total Time 8 hours 5 minutes
Servings 1500 ml

Ingredients
  

  • 1 Dried Kombu sheet Please adjust the amount of kombu depending on how concentrated you want it to be.
  • 1500 ml Water

Instructions
 

  • Using a scissor, cut the kombu to about 5mm each.
    cut-kombu
  • Place the cut kombu in a container.
  • Pour 1.5L water into the container with kombu.
  • Let it steep for about 8 hours or overnight.
    steep-kombu-for-8-hours
  • The delicious kombu dashi stock is ready.

Notes

Let’s try to make Kombu Dashi Stock from Hidaka Kombu, Rishiri Kombu, or Rausu Kombu depend on your dish!
Keyword Kombu Dashi

Method 2: Hot Brew

how-to-make-kombu-dashi

How to Make Kombu Dashi Stock

Make kombu dashi with just around 30 minutes. Please use these simple steps below for any types of kombu available.
5 from 6 votes
Prep Time 30 minutes
Cook Time 5 minutes
Total Time 35 minutes
Servings 1000 ml

Ingredients
  

  • 10-20 g Kombu Please adjust the amount of kombu depending on how concentrated you want it to be.
  • 1000 ml Water

Instructions
 

  • Quickly wipe the surface of the kombu with a damp cloth. At this time, do not wash it with water.
    wipe-surface
  • Put the wiped kombu and add water in a pot.
    add-water
  • Let it steep for about 30 minutes.
    let-it-steep
  • Heat the pot on medium heat.
  • Take out the kombu just before boiling.
  • The delicious kombu dashi stock is ready.
    finished-kombu-dashi

Notes

The white powder on the surface is an umami ingredient. Please only wipe the surface sufficiently and do not wash with water. If you wash it with water, the umami ingredient will be washed away.
Let’s try to make Kombu Dashi Stock from Hidaka Kombu, Rishiri Kombu, or Rausu Kombu depend on your dish!
Keyword Kombu Dashi

Recommended Products

It is very important that you find carefully-selected and high-quality kombu to enjoy their unique flavors. Please take a look at our recommendations below!

Buy On Amazon USA

hidaka kombu

Hidaka Kombu 2.8oz (80g)

rishiri kombu

Rishiri Kombu 3.5oz (100g)

rausu kombu

Rausu Kombu 3.5oz (100g)

Buy On Kawashimaya Website

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Author of this post

I love travelling and testing out different recipes from all parts of the world! I really enjoy documenting and sharing them here with you.