Make the Italian sausages according to package instructions in a large sauce pan. After they have are fully cooked transfer them to a cutting board and cut into bite-sized pieces then set them aside.
While the sausages are cooking, prep the peppers, garlic, and onion according to the ingredient list.
Combine the olive oil, red bell peppers, and onion in a large sauce pan and cook over medium-low heat for about 5 minutes, stirring frequently. Next, add the garlic and roasted red peppers to the pan, stir well and continue to cook for an additional 1-2 minutes.
Add the cooked and sliced sausages, broth, cornstarch, tomatoes, cajun seasoning and mix really well. Bring the pot contents to a boil and then reduce to a simmer. Allow to simmer for about 15 minutes so it thickens and reduces slightly.
While the sauce cooks, cook the pasta according to package instructions. Once fully cooked, drain and rinse the pasta, and gently stir in the pasta, basil, and the oat milk into the sauce.
Notes
This pasta can be stored in the fridge for up to 3 days. Add 2 tablespoon water to thin out the sauce when reheating.