Saba Misoni (Mackerel Simmered in Miso)

Bahan-bahan (4 porsi)

• 2 fillets mackerel (saba)
• 4 Tbsp water
• 4 Tbsp sake
• 2 Tbsp mirin
• 2 Tbsp sugar
• 2 Tbsp miso ((I recommend using red or darker miso rather than white miso or koji miso with grainy texture))
• 1 knob ginger ((divided; half sliced and half julienned))
• 2 Tbsp miso ((I recommend using red or darker miso rather than white miso or koji miso with grainy texture))
• 1 tsp soy sauce