"Beer dirt" and coffee grounds may seem like the unfortunate remnants of a late-night blowout, but in Ryan Sansbury and Jeremy Bastian's hands, they are just the beginning. With a focus on sustainability, the childhood friends grow delicious oyster mushrooms using spent brewer's grains from neighboring Jester King Brewery in their unique formula. If you want in on the festivities, they'll even sell you a 3-D printed home kit. How's that for a garden party?
