This page uses data from the Miitopia Param Info spreadsheet, compiled by PibPasquale, Kobazco, and UglyFrenchFry.
Steamed Snails ★★ are two lilac-colored shells filled with escargot, garlic butter and herbs. They're served on a round, silver tray with more herbs scattered around. Notice the shells are the same color as a Lion Snail's shell.
(Has sparkles, only V. Rare foods have this.)