Creating this creamy and comforting dish is as easy as following these steps:

1. Cook the Pasta: In a large pot, cook the penne pasta according to package instructions until al dente. Drain and set aside.
2. Cook the Chicken: In a large skillet, heat the olive oil over medium heat. Add the diced chicken and season with garlic powder, onion powder, Italian seasoning, salt, and pepper. Cook for 6-8 minutes, until the chicken is cooked through and golden brown.
3. Combine Ingredients: Lower the heat and add the heavy cream and ranch dressing to the skillet. Stir well to combine, creating a creamy sauce.
4. Add the Pasta: Add the cooked penne pasta to the sauce and gently toss until the pasta is evenly coated with the ranch mixture.
5. Mix in Bacon: Fold in the crumbled bacon and shredded cheddar cheese, stirring until melted and well combined.
6. Adjust Seasoning: Taste and adjust seasoning as necessary, adding more salt, pepper, or ranch dressing according to your preference.
7. Garnish and Serve: Remove from heat and top with chopped green onions for a burst of freshness.

By following these steps, you will have a mouthwatering Creamy Chicken Bacon Ranch Pasta that delights everyone at the table!