This page uses data from the Miitopia Param Info spreadsheet, compiled by PibPasquale, Kobazco, and UglyFrenchFry.
The Fluffy Omelette ★★ is a yellow omelette served with orange slices, lettuce and ketchup atop a white plate. While nothing about it inherently corresponds to the enemies that drop it like most Grub, the fluffiness may related to the fluffiness of the Harpy family.
(Has sparkles, only V. Rare foods have this.)