in Med. bowl whisk together veg. oil,jam,vinegar and soy sauce

add the chicken and toss to coat refridgerate for at least 30 min. to 4 hours

transfer the marinated chicken to a bowl

pour the marinade into small saucepan boil for 2 min. then let cool

preheat grill to Med. thread the chicken, plums and onions onto skewers

grill the kebabs turning occasion ly and basting frequentley with the marinade the first 6 min. until the chicken is cooked through 12 to 15 min.