Keep this glossary handy during taco crawls and you'll soon be ordering like a pro. Adobada: Term for al pastor in Tijuana.

In January, horse meat was found in frozen beef burgers sold by UK supermarket ... So far, the presence of horse DNA in food items sold as beef is limited to Europe. Taco Bell’s equine-tainted beef ...

If you want a little protein, feel free to add some taco meat (which is often made with tomato paste or salsa) into the final product. However, you can also include shredded chicken, steak ...