Overview: Burgers. Oysters. Beer. Hallelujah! Vivian and Ben are on the cusp of opening their new restaurant, the Boiler Room, and they are facing a new challenge: how to make a veggie burger stand out. Vivian waxes romantic about the beloved butter bean and chooses it as the star of her new burger, but quickly learns that the butter bean is a straight up diva when it comes to growing conditions.