how to bake a sausage in the oven
1 Preheat the oven to 400Â°F. 2  Place sausages in a roasting pan. 3  Add the peppers, onions, garlic, and salt and pepper. 4  Drizzle with olive oil. 5  Roast the sausages for approximately I hour, turning occasionally, until they are nicely browned.6  Arrange on a platter and serve.irections. 1  Preheat the oven to 400Â°F. 2  Place sausages in a roasting pan. 3  Add the peppers, onions, garlic, and salt and pepper. 4  Drizzle with olive oil.