Making Creamy Street Corn Pasta Salad is simple if you follow these steps:

1. Cook Pasta: Bring a large pot of salted water to a boil. Add the pasta and cook according to package instructions until al dente. Drain and rinse under cool water to stop the cooking process.
2. Prepare Corn: If using fresh corn, cut the kernels off the cob. For canned corn, drain and rinse. If using frozen corn, thaw it thoroughly.
3. Mix Vegetables: In a large mixing bowl, combine the cooked pasta, corn, diced red bell pepper, red onion, and chopped cilantro.
4. Make Dressing: In a separate bowl, whisk together the mayonnaise, sour cream, lime juice, chili powder, garlic powder, salt, and pepper until smooth.
5. Combine: Pour the dressing over the pasta and vegetable mixture. Toss gently to combine, ensuring everything is coated well.
6. Chill: Cover the salad and refrigerate for at least 30 minutes to allow the flavors to meld.
7. Serve: Before serving, give the salad a gentle stir. Top with crumbled feta cheese, if desired.

These straightforward steps will guide you in creating this incredible salad effortlessly.