Easy BBQ Chicken

3-4 pounds chicken, cut up
Salt and pepper
Flour
Sauce
½ cup ketchup
1 small clove garlic, minced
1 tsp chili powder
½ tsp Worcestershire sauce
½ cup water
2 tbsp sugar
1 tsp mustard
Pour sauce over chicken
Bake @ 350 for 1 ½ hrs.