01 - Bring a large pot of salted water to a boil. Cook the pasta according to package instructions until al dente. Reserve 1/2 cup of pasta water before draining.
02 - Season the chicken pieces evenly with salt and black pepper on all sides.
03 - Heat olive oil in a large skillet over medium-high heat. Add seasoned chicken and cook for 5-7 minutes, stirring occasionally, until golden brown and cooked through. Remove chicken from skillet and set aside.
04 - Reduce heat to medium. Add minced garlic to the same skillet and sauté for 30 seconds until fragrant, being careful not to burn.
05 - Pour in heavy cream and bring to a gentle simmer. Cook for 2 minutes, then stir in pesto and grated Parmesan cheese until smooth and fully combined.
06 - Return cooked chicken to the skillet. Add drained pasta and toss everything together thoroughly. Add reserved pasta water as needed to achieve desired sauce consistency. Serve immediately garnished with fresh basil and extra Parmesan cheese.