The Supersonic: Blackbird's Secret Substack

Substacknewsletter · by The Supersonic: Blackbird's Secret Substack · English

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Audience
11K subscribers
Shown publicly on Substack
Publishing
Monthly or less
2 posts indexed in the last 90 days
Last post
Sep 24, 2026
36 days ago
Likely audience
food critics
Inferred from post content

The Supersonic: Blackbird's Secret Substack is a Substack newsletter by The Supersonic: Blackbird's Secret Substack covering restaurant reviews, food and beverage and travel. NewsletterFIT indexed 2 posts from it in the last 90 days, most recently on Sep 24, 2026. Shown publicly on Substack: 11K subscribers.

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Compiled from public pages · refreshed Oct 20, 2026 · How NewsletterFIT collects and labels data