In a large skillet over medium high heat add the sausage. Cook for 4-5 minutes and remove and set aside on a plate. Add the olive oil to the skillet with the bell peppers and onion. Sauté until tender. Add sausage back to the skillet.
Add in italian seasoning, tomatoes, tomato sauce and salt and pepper. Let simmer until heated through. Serve with hoagies or over pasta if desired.
Italian Sausage and Peppers https://therecipecritic.com/italian-sausage-and-peppers/