Boil the pasta according to the package instructions. Drain and set aside.
1 pound short pasta
Pat the chicken breasts dry with paper towels and season with salt and pepper.
2 boneless, Salt and pepper
Heat oil in a large pan over medium-high heat until shimmering, about 2-3 minutes. Add the chicken and cook for 5-7 minutes without moving it, until the bottom is golden-brown. Flip the chicken and cook for another 5-7 minutes.
2 tablespoons olive oil
Transfer the chicken to a plate, cover with foil, and let it rest for 3 minutes. Slice it into 1/2-inch thick pieces.
In the same pan, melt the butter over medium heat. Add the garlic and sauté for 30 seconds to 1 minute, until fragrant.
2 cloves garlic, 8 tablespoons butter
Whisk in the cream, Parmesan, and nutmeg. Season with salt and pepper. Let it simmer for 3-4 minutes. Add the drained pasta to the sauce and toss to coat.
1 cup heavy cream, 1 cup finely grated Parmesan cheese, ¼ teaspoon freshly grated nutmeg
Divide the pasta into plates, top with sliced chicken, and garnish with parsley, more Parmesan, and black pepper if desired.
Coarsely chopped fresh parsley leaves