Ichiban dashi is the first extraction of Japanese broth made mainly from kombu and katsuobushi. It is valued for its clarity, delicate aroma, and refined taste, and is used in dishes where the broth itself should be appreciated. Niban dashi is the second extraction made from those same ingredients after ichiban dashi has already been prepared. It is created by using stronger techniques such as boiling and pressing to draw out the remaining depth of flavor, then balancing that rougher character through cooking methods and seasonings. In many Western kitchens, broth is made by simmering ingredients for a ...