Sauteing peppers and onions on the griddle is quick and easy. We start by preparing the vegetables but washing and slicing to the desire thickness. Once the griddle is hot and oil, place the vegetables on the griddle. Seasoning the vegetables with your desired seasoning. We used italian seasoning in this recipe, but you can use what you prefer. Sauté the peppers and onions for about 3 minutes until all coated with the seasoning. Place the dome over the vegetables and sausage and cook for about 5 more minutes. Continue stirring until desired tenderness and making sure that the ingredients do not burn.