Enchanting economy blog FiveThirtyEight used a bracket to determine that America’s best burrito is from San Francisco’s La Taqueria. Los Tacos is run by the same family and uses similar if not identical ingredients that change slightly with the season. Everything on the menu rules. Go forth and gobble. 1710 E. Charleston Blvd., 702-471-7447; 4001 W. Sahara Ave., 702-252-0100.