I am putting the burritos in Mill Valley up to the test and seeing which one reigns supreme. Some may argue I am not a real burrito connoisseur, as I have a very simple order consisting of rice, beans, cheese, and guacamole.

Often debated, but never decided: who serves the best Mexican food in Marin? While most people are content having any burrito, a small niche of hardcore Mexican food connoisseurs have found themselves...