Creating Creamy Chicken Pesto Pasta with Spinach is simple if you follow these steps:

1. Cook the Pasta: Boil a large pot of salted water. Add the pasta and cook according to package instructions until al dente. Drain and set aside.
2. Heat Olive Oil: In a large skillet, heat the olive oil over medium heat.
3. Cook Chicken: Add the chicken pieces to the skillet. Season with salt and pepper. Cook for about 5-7 minutes until the chicken is browned and cooked through. Remove the chicken from the skillet and set aside.
4. Sauté Garlic: In the same skillet, add minced garlic and sauté for about 1 minute until fragrant.
5. Add Spinach: Toss in the chopped spinach and cook until wilted, about 2-3 minutes.
6. Combine Cream and Pesto: Reduce heat to low. Pour in the heavy cream and add the pesto. Stir to combine and heat through.
7. Return Chicken to Skillet: Add the cooked chicken back into the skillet. Stir well to coat the chicken in the creamy pesto sauce.
8. Mix in Pasta: Add the cooked pasta to the skillet. Toss everything together until the pasta is well coated in the sauce.
9. Adjust Seasoning: Taste and adjust the seasoning with additional salt and pepper if needed.
10. Serve: Plate the pasta and garnish with grated Parmesan cheese, pine nuts, and fresh basil leaves if desired.

Following these steps will ensure a delicious and creamy pasta dish that everyone will love.