Follow these simple steps to create your amazing Creamy Cajun Sausage Pasta:

1. Cook Pasta: In a large pot, cook the penne pasta according to package instructions until al dente. Drain and set aside.
2. Sauté Sausage: In the same pot, heat olive oil over medium-high heat. Add the sliced Cajun sausage and cook until browned, about 5-7 minutes.
3. Add Vegetables: Stir in the diced bell pepper and onion. Cook until the vegetables are tender, around 3-4 minutes. Add minced garlic and cook for an additional minute until fragrant.
4. Incorporate Tomatoes: Pour in the canned diced tomatoes with green chilies and stir well to combine.
5. Create Sauce: Lower the heat and add the heavy cream. Sprinkle the Cajun seasoning, salt, and pepper. Stir until everything is well mixed.
6. Combine Pasta: Add the cooked pasta into the pot, mixing until the pasta is fully coated with the creamy sauce.
7. Cheese Addition: If desired, stir in the shredded cheddar cheese until melted and well combined.
8. Simmer: Allow the mixture to simmer for a few minutes, giving time for the flavors to meld together.
9. Garnish: Remove from heat and garnish with fresh chopped parsley before serving.
10. Serve Warm: Ensure that the dish is served warm for the best dining experience.

These steps facilitate a straightforward cooking process, allowing you to enjoy the deliciousness of this Creamy Cajun Sausage Pasta with ease.