Ingredients:
- 2 cups uncooked rotini pasta
 - 1/2 pound bacon, cooked and crumbled
 - 1 (10.75 ounce) can condensed cream of mushroom soup
 - 1/4 cup melted butter
 - 1/2 cup grated cheddar cheese
 - 1/2 teaspoon garlic powder
 - 1/4 teaspoon black pepper
 - 1/2 cup sour cream
 
Instructions:
- Preheat the oven to 350 degrees F (175 degrees C).
 - In a large pot, bring lightly salted water to a boil. Add the rotini pasta and cook for 8 to 10 minutes until al dente. Drain and set aside.
 - In a medium bowl, combine the cream of mushroom soup, melted butter, cheddar cheese, garlic powder, and black pepper. Mix until well combined.
 - Grease a 2-quart baking dish. Spread the cooked pasta evenly on the bottom of the dish. Sprinkle the cooked bacon over the pasta.
 - Pour the cream of mushroom mixture over the top of the pasta and bacon.
 - Bake in the preheated oven for 25 minutes.
 - Remove from the oven and top with sour cream. Return to the oven and bake for an additional 5 minutes.
 - Let cool for 5 minutes before serving. Enjoy your delicious pasta casserole!
 

