Sprinkle chicken breasts with pepper. Cut into 1-inch squares.
Instructions continue on other side.
Thread 8 skewers as follows: chicken, mushroom, chicken, onion, chicken, orange quarter, chicken, pineapple chunk, cherry tomato.
Place kabobs in shallow pan.
Combine remaining ingredients and save ½ cup in another bowl; spoon the rest over kabobs. Marinate in refrigerator at least 1 hour.
Drain. Broil 6 inches from heat, 15 minutes on each side, brushing with reserved marinade every 5 minutes. Discard any leftover marinade.
Yields 8 servings.