While working at Dinner by Heston, Ashley Palmer-Watts's team developed a special apple-shaped version of the "meat fruit" dish specifically for a private jet meal for Apple's Jony Ive.

At The Devonshire, the profit margin on wine decreases as the price of the bottle increases, a strategy designed to encourage customers to purchase higher-quality wines.

The Devonshire requires approximately 3,000 scallops per week to meet customer demand.

Since opening in November 2023, The Devonshire has only raised its menu prices once, and only on a few select items.

The Devonshire releases a full week's worth of reservations online every Thursday at 10:30 AM and also accommodates approximately 100 walk-in customers daily.

The restaurant at The Devonshire serves approximately 650 customers (covers) per day.

The Devonshire has an in-house bakery and produces its own bread, bacon, and butter for items like the bacon sandwich on its bar menu.

The Devonshire uses a custom gas mixture for its Guinness, which is 78% nitrogen and 22% CO2, differing from the standard 80/20 mix in Ireland and the 75/25 premixed gas common in England.