Bake 2 loaves crusty French loaf as directed on cans.
Meanwhile, heat gas or charcoal grill. In small bowl, stir together cream cheese, green chiles and taco seasoning mix.
Cut breads in half lengthwise. Place bread halves cut sides down on grill over medium heat. Cover grill; cook 3 to 5 minutes or until light golden brown.
Turn bread halves; spread cream cheese mixture evenly on cut sides of bread. Sprinkle with shredded cheese. Cover grill; cook 5 to 7 minutes longer or until cheese is melted.