Italian Sausage and Peppers

Italian Sausage and Peppers Ingredients: 1 pound Italian sausage links (sweet, mild, or hot) 2 tablespoons olive oil 1 large onion, thinly sliced 3 bell peppers (red, green, yellow), thinly sliced 3 cloves garlic, minced 1 (14.5-ounce) can diced tomatoes 1 teaspoon dried oregano 1 teaspoon dried basil 1/2 teaspoon red pepper flakes (optional) Salt and pepper to taste Fresh basil or parsley for garnish (optional) Crusty bread or pasta for serving Instructions: Cook the Sausage: