I've just returned from a week-long vacation to California, and I'm still feeling the joy (and guilt) from satisfying my ultimate indulgence: In-N-Out Burger. Since I’m an East Coaster without frequent access to their locations, my trip would not have been complete without going at least once. I have another confession: I ate there three times in ten days. I may have overdone it, but my love of the brand is predictable. In-N-Out Burger is the one chain ....