We always have our eyes peeled for interesting ways to use local products. Hut & Stiel in Vienna produce oyster mushrooms grown from coffee grounds collected from the city folk of Vienna. When the grounds are exhausted they are composted to create nutrient-rich soil. "We are looking for alternative spaces for farming and locally grown food... Shorter distribution channels and the opportunity for producers to work more closely together, urban production also strengthens the creative character of cities." Read the full article by Need Supply Co here.