1 1/3 c. minced onions
3 tbsp. butter
1 c. ketchup
1/8 tsp. salt
1/3 c. vinegar
2 tbsp. brown sugar
1/2 c. water
2 tsp. mustard (dry)
2 tbsp. Worcestershire

Saute onions in butter and remaining ingredients, simmer. Cover for 10 minutes. Place ribs round side up on rack in pan and bake for 10-15 minutes at 500 degrees. Reduce heat to 325 degrees. Bake for 1 to 1 1/2 hours, basting frequently with sauce.