4 pounds pork spareribs
2 medium onions, sliced
2 teaspoons salt
1/4 teaspoon pepper
3/4 cup ketchup
3/4 cup water
2 tablespoons vinegar
2 teaspoons Worcestershire sauce
1/8 teaspoon cayenne pepper
1 teaspoon chili powder

Spareribs recipe directions.
Arrange spareribs in a large baking dish or roasting pan. Add onions; sprinkle with salt and pepper. Combine remaining ingredients; pour over spareribs.
Cover and bake in at 350° about 1 1/2 hours, basting frequently. Remove cover, and bake 20 minutes longer.