Barbecue ribs, add a dash of hot pepper sauce to make it delicious and best served with coleslaw salads.   1o tablespoon chili powder ½ cup light brown sugar 6 tablespoons minced garlic 2 tablespoons coarse salt 2 racks(2-1/2-Ibs). Each of pork spare ribs 3 tablespoons olive oil plus additional for brushing 2 large onio