Onigiri (Japanese Rice Balls)

Bahan-bahan (9 porsi)

• 2¼ cups uncooked Japanese short-grain white rice
• 2½ cups water ((600 ml))
• Diamond Crystal kosher salt
• 3 sheets nori seaweed
• 1 –2 fillet salmon
• Diamond Crystal kosher salt
• 1 packet katsuobushi (dried bonito flakes) ((one packet is typically 3 g or 5 g))
• 1 Tbsp soy sauce
• 1 (5-ounce) can albacore tuna (preferably packed in olive oil)
• 2 Tbsp Japanese Kewpie mayonnaise
• ½ Tbsp soy sauce
• 2 umeboshi (Japanese pickled plum)
• 2 sacs spicy salted pollock roe or cod roe (karashi mentaiko)
• shio kombu ((prepared))
• furikake (rice seasoning)