What's a Pet Nat - what kind of a funny name is that anyway? - and how is it different from other sparkling wines? What is really a natural wine and who are the winemakers who choose to produce it? More than a trend, there is a real philosophy behind natural wines. Let's explore it in a relaxed way in Kreuzberg through a selection of natural wines from Europe. Your Suffkopp Paul Tickets Entry only with a negative Corona-test from…