Place spareribs in a large, shallow, heat-resistant, nonmetallicbaking dish.
Heat, uncovered, in Microwave Oven 7 minutes. Turn spareribs over and heat an additional 7 minutes
Drain off excess fat.
Conmbine chili powder and barbecue sauce.
Pour half of sauce over ribs.
Heat, uncovered, in Microwave Oven 4 minutes. Turn spareribs again. Sprinkle with lemon juice if desired 9. Pour on remaining sauce and heat, uncovered, for 8 minutes or until fork-tender. pork should always be cooked until well-done.