Prepare Paste
Combine water, sweet rice flour, tapioca starch, sugar, and salt. Whisk until smooth.
Heat mixture to 74 °C, whisking continuously.
Cool the paste.
Assemble and Dry
Spread 1 mm thick paste on nori sheets.
Sprinkle puffed rice on top.
Air dry until desired dryness.
Fry and Season
Heat oil to 204 °C.
Fry dried nori until paste puffs up.
Season immediately while hot.
