Story, photos by Cassie Hepler Sometimes as a journalist, you just follow your nose for news. And other times, you get by with a little help from your friends like Christina Barrueta from WriteonRubee.com, the original foodie and real deal officiano about everything food, chef and drink related in Arizona. I was traveling at the time when she invited me to a media dinner featuring Mezcal Carreno, the champagne of agave, but later connected me with the impressive duo who are hustling hard all over the valley. (Hint: If you haven’t tried their mezcal yet, go to a tasting they have them for free all the time!) So we connected…