This page uses data from the Miitopia Param Info spreadsheet, compiled by PibPasquale, Kobazco, and UglyFrenchFry.
Roast Griffin ★★ is a tan, basted whole griffin, similar looking to turkey, that's garnished with cherry tomatoes and lettuce. It's served on a blue plate with gold dotting the trim.
(Has sparkles, only V. Rare foods have this.)