Prepare the chicken by patting it dry, seasoning with salt and pepper, and cooking in olive oil for 6-7 minutes on each side until golden brown. Let it rest before slicing.
In the same skillet, melt butter, sauté minced garlic for 1 minute, then add heavy cream and bring to a simmer. Stir in Parmesan cheese, Italian seasoning, and nutmeg, cooking for 2-3 minutes until thickened.
Cook fettuccine pasta in salted boiling water according to package instructions for 8-10 minutes until al dente, then drain.
Combine cooked fettuccine with Alfredo sauce, toss to coat, and top with sliced chicken and chopped parsley.
Prepare garlic bread by mixing softened butter, minced garlic, chopped parsley, and salt. Spread on sliced French bread and bake at 375°F for 10-12 minutes until golden and crispy.