Mama's Barbecued Chicken

1 t salt
1/2 t pepper
1 T paprika
1 T brown sugar
1 onion, chopped
1/2 cup tomato ketchup or puree
1 6 oz. can tomato paste
1/3 cup olive oil
1/3 cup vinegar
1 T Worcestershire sauce
2-3 pound chicken

Place first 9 ingredients in a sauce pan and bring to a boil.
Remove from heat and add next 2 ingredients.
Cut chicken into pieces and place in a baking dish.
Brush with sauce, cover and bake at 350° until half done.
Uncover and continue cooking and baste frequently until chicken is tender and browned.