I tried it some time ago with a pound of green beans and a hot-air popcorn popper. Beans were bought somewhere on Amazon and I already had the popper. It was ch

I tried it some time ago with a pound of green beans and a hot-air popcorn popper. Beans were bought somewhere on Amazon and I already had the popper. It was cheaper than buying freshly roasted beans at my local coffeeshop and tasted about the same, and it was a nice experiment, but not something I'd continue with. Not enough benefit for the time spent.