Making Creamy Bacon Cheddar Ranch Pasta Salad is a straightforward process. Follow these simple steps to create this delicious dish:

1. Cook Pasta: In a large pot, bring salted water to a boil. Add the rotini pasta and cook according to package instructions until al dente. Drain and rinse with cold water to cool.
2. Prepare Bacon: While the pasta is cooking, cook the bacon in a skillet over medium heat until crispy. Remove and drain on paper towels, then crumble into pieces.
3. Mix Dressing: In a large mixing bowl, combine the ranch dressing, sour cream, garlic powder, salt, and pepper. Mix well until smooth.
4. Combine Ingredients: Add the cooled pasta to the bowl with the dressing mixture. Stir to coat the pasta evenly.
5. Add Vegetables: Fold in the crumbled bacon, shredded cheddar cheese, halved cherry tomatoes, and sliced green onions. Mix until evenly distributed.
6. Chill: Cover the bowl with plastic wrap and refrigerate for at least 30 minutes to allow flavors to meld.
7. Serve: Once chilled, give the salad a gentle stir before serving.

Following these steps will ensure you create an incredible Creamy Bacon Cheddar Ranch Pasta Salad that everyone will love.