Coffee chaff in the chicken coop??? This chicken is pondering the same thing, but we’ve determined that it’s completely awesome! A byproduct of the roasting process, they are light, fluffy, compost much more rapidly than the pine shavings these are replacing, smell fantastic, block odors, and are free! I collect mine from high-end coffee roasters located … More Caffeinated Chickens, Castoffs, and How I Finally Used My Master’s Degree