1 c. ketchup
3/4 c. brown sugar
3 tsp. Worcestershire sauce
2 onions
2 tbsp. French mustard
1 tbsp. vinegar
1 can crushed pineapple

Combine all ingredients in blender. Heat to boiling to blend flavors. Dip chicken into sauce. Place on grill. Turn occasionally. Cook until tender. Baste with remaining sauce.