1. 1. Preheat the oven to 375°F (190°C).

2. 2. Cook the pasta according to package instructions until al dente. Drain and set aside.

3. 3. In a skillet, cook the ground turkey until fully browned.

4. 4. In a large bowl, combine the cooked pasta, cooked ground turkey, pasta sauce, and light sour cream. Mix well to coat everything evenly.

5. 5. Transfer the mixture to a baking dish and sprinkle shredded cheddar cheese on top.

6. 6. Bake in the preheated oven for 20-25 minutes or until the cheese is melted and bubbly.

7. 7. Serve hot and enjoy!