May be used as base, soup, stew or cooking.
Bring water to a boil.
Add Kombu.
Return to boil and then remove Kombu with tongs.
Stir in the Katsuobushi and turn off heat.
Let the Katsuobushi settle to the bottom for 2 minutes.
Skim off surface scum with a large spoon.
Place a double thickness of cheesecloth or a clean cloth napkin in a sieve over a large bowl.
Pour the stock through and let it drain undisturbed.
Ingredients
2 1/2 qt Cold water
1 (3-inch) square kombu (dried Kelp) washed in cold water
1 c Katsuobushi (dried Bonito fish), flaked