Q: What’s the last thing you read that you can’t stop thinking about? 

Calhoun: Frostbite by my friend Nicola Twilley. [It’s] an honest-to-goodness page-turner about the history of refrigeration.

Q: What’s one recipe everyone should make?

Calhoun: Well, I just make two things over and over: Marian Burros’s Plum Torte (I usually use pears) and Eleven Madison Park Granola (I only use half the truckload of kosher salt they call for).   

Q: If you could be the world’s leading expert on one thing, what would it be?

Calhoun: Stone walls. I built a bunch of these one summer and it was so soothing, like playing 3D Tetris.

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