Guest host today is the Michelin starred fire master Niklas Ekstedt, live from Sweden.   Exploring the origins of his unique cooking style, how to make ice cream with wood, techniques for fire cooking, his past exploits eating ants on toast and how to know when your restaurant is on fire!  Plus the guys will again be 'cooking the impossible' with Porcupine and Turtle and exploring the unexpected origins of some famous fizzy drinks.