How to Japanese Katsuobushi Drying

What You Need to Know

The process involves drying and fermenting the fish in a controlled environment, with specific temperature, pH, and humidity conditions to prevent spoilage and promote fermentation. The drying step typically occurs at 60°C - 80°C for 2-3 days, followed by fermentation at 10°C - 20°C for 2-6 months.

Steps

1. 1.

   Dashi broth (Japan): Provides foundational umami depth

2. 2.

   Okaka rice topping (Okinawa): Creates dry, shelf-stable protein garnish

3. 3.

   Katsuobushi shavings (kezuribushi) (Tokyo): Produces delicate umami flakes for finishing

The Science

Primary Reaction

PROTEIN DENATURATION

Common Mistakes