Wrap a piece of bacon around each onion wedge, securing with wooden toothpicks.
Place in a 13 X 9” baking dish.
Mix together the remaining ingredients and pour 1/2 cup over the onions. Cover and chill for 1 hour.
Grill, covered in a grill preheated to medium for 15 to 20 minutes.
Turn frequently and baste with remaining sauce.
Makes 24 appetizers.