Mix ginger, salt, garlic powder and pepper; rub onto both sides of chops. In a small saucepan, combine preserves, hoisin sauce and pepper flakes; cook and stir over medium heat until blended. Reserve 1/2 cup for brushing chops after grilling.
Moisten a paper towel with cooking oil; using long-handled tongs, rub on grill rack to coat lightly. Grill pork, covered, over medium heat or broil 4 in. from heat 4-5 minutes on each side or until a thermometer reads 145°, basting frequently with remaining sauce during the last 4 minutes of cooking. Let stand 5 minutes before serving. Brush chops with reserved sauce; sprinkle with green onions and peanuts. Yield: 6 servings.