Prep Time: 10
Cook Time: 12
Serves: Serves: 4
Combine oil, garlic, chili powder and pepper, if desired, in small bowl. Spread over both sides of chicken. Cook chicken on preheated medium-hot grill 5 minutes each side or until no longer pink in center.
Combine 1 cup cheese and mayonnaise. Lightly toast one side of bread around edges of grill. Turn; spread untoasted side of bread with cheese mixture. Grill, cheese side up, 2 minutes or until cheese begins to melt. Top with chicken, salsa and remaining cheese.