walnuts

A Faster, Less Costly Way to Process Walnuts

Dan Industry News Release

Walnut drying is expensive and energy intensive, according to ARS engineer Zhongli Pan in Albany, California. The current hot-air drying method takes more than 24 hours to dry walnuts and uses a significant amount of natural gas and electricity. Infrared—a form of intense light that’s felt, but not seen—dries walnuts faster and is less expensive. It’s a type of electromagnetic radiation—as are …