Chicken Saucepecant

Yield:	4 Servings
Categories:	Cajun, Poultry

4		Boned and skinned chicken breast halves
1/2	ts	Salt
1/2	ts	Black pepper
1/4	ts	Garlic powder
1/8	ts	Cayenne
1/2	ts	Sugar
1/2	c	Onion; chopped
1	tb	Cooking oil
15	oz	Tomato sauce
		Water
		Roux; * see note