Drain pineapple & reserve juice for later use in recipe. Set electric skillet on 300 degrees & brown chicken in oil for 15 minutes. Save 2 TBS pineapple juice & mix in small bowl with cornstarch. Combine rest of pineapple juice & honey mustard & add to pan along with thyme & garlic. Add cornstarch mixture to pan & cook on LOW for 15 minutes, or until juices in pan have thickened. Add pineapple chunks & heat for 5 more minutes. Serve over rice. Serves 6.