In his lecture Primitive X Modern, Chef Alex Atala questioned our cultural interpretations of what is "edible" or "delicious" by feeding us Amazonian ants. It turns out that insects aren't the only controversial "food" in the culinary world—Smithsonian Magazine uncovers an unexpected ingredient in beer, while NPR explores the world of in vitro (i.e. test tube) meat.
Hey Vegans! There May Be Fish Bladder in Your Guinness – Smithsonian Food & Think