Berlin, Germany is home to not only the world’s largest vegan grocery store chain (Veganz), but also is home to the world’s first vegan avenue (Schivelbeiner Straße). With over 16 all-vegan restaurants springing up over just the past 2 years, Berlin has quickly become one of the world’s hot spots for vegans. Join HappyCow’s Ken Spector as he interviews Jan Bredack, the CEO and Founder of Veganz grocery store, and…