Gather the Rocks from How to Host an Imu Slideshow

How to Host an Imu Slideshow

Will Budiaman
Slide 1 of 9
Gather the Rocks

Ed Kenney uses volcanic rocks, but anything porous will do. Porous is key; exploding rocks are no fun. Arrange them in a roughly 2-foot-deep pit. Build a fire using eucalyptus or mesquite to heat the rocks and let it die out.