We talk Cali-Baja food, Barbacoa as the original BBQ, the good fortune to be fed like a Mexican kid, being IDed as a food writer, ramen and MasterChefs Nathan Odom and Claudia Sandoval in Part II of my interview with Keith Langhorn — and, crucially, co-host Mercy Baron (the Baroness of BBQ) — of KNSJ radio, 89.1 on the FM dial for his “Food For Thought” program. Here is Part 1 of that interview, scheduled for airing on Saturday, May 28 at 7:30 p.m.