Olive oil spray
Rosemary - Gourmet garden
Red onion optional
Spray baking dish with olive oil, add sausages and vegetables to baking dish and drizzle with balsamic vinegar and rosemary and a good spray of olive oil. (I use a good squeeze of gourmet garden herbs) Add cracked pepper and bake at 180c for 30 - 45 mins until all cooked to perfection.
Serve with steamed vegies - Broccoli, peas and green beans.