1/2 C Olive Oil2 C Flour1 Onion, Chopped 1 Green Pepper, Chopped 1 Stick Celery, Chopped 2 Tomatoes, Diced 1lb Andouille Sausage 1/2 tsp Cayenne Pepper1/2 tsp White Pepper 1/2 Black Pepper 1/2 tsp …