Tijuana Burritos de CerdoThin slices of pork are seasoned, then grilled and chopped, for this type of pork burrito typical in Tijuana. The pork is wrapped in a soft flour tortilla along with avocado salsa, and shredded lettuce. Flour tortillas are used a great deal along the border of northern Mexico. Maggi is a bottled seasoning extract that's widely used in Mexican cooking. Look for it in Mexican markets.