from Cooking Light
1 tablespoon brown sugar
1 teaspoon smoked paprika
1 teaspoon ground cumin
1 teaspoon unsweetened cocoa powder
1 teaspoon ground chipotle chile peppers
1/2 teaspoon salt
4 (6-ounce) bone-in center-cut pork chops (about 1/2 inch thick)
Heat a grill pan over medium heat.
Combine first 6 ingredients; rub evenly over both sides of pork. Lightly coat pork with cooking spray. Place pork on grill pan; cover and grill 3 minutes on each side or until done. Let stand 3 minutes.