The Top Taco festival started in Denver four years ago and quickly became one of the largest food festivals in Colorado. The New Orleans version, which premieres on March 23, will host a competition featuring gourmet tacos and tequila cocktails from 40 restaurants, including Barcadia, Blue Oak BBQ, Bourbon House, Canal Street Bistro, Cochon Butcher, Del Fuego, Drago’s, Jacques-Imo’s, Johnny Sanchez, Juan’s Flying Burrito, Lucy’s Retired Surfers Bar, Mizado, Nac...