1 tablespoon fresh basil leaf, for garnish (optional)
STEP - 1
Preheat the oven to 350 degrees F.
STEP - 2
Rub the chicken with the olive oil, salt, and 1/2 teaspoon of the black pepper. Place on a baking sheet and roast for about 1 hour, until the skin is golden and crisp and the juices run clear. Set aside to cool, then remove the meat from the bones and cut it into roughly 2-inch by 1-inch strips.
STEP - 3
Melt the butter with the garlic in a medium saucepan over low heat. Add the creme fraiche, milk, Romano, Parmesan, Asiago, and remaining 3/4 teaspoon black pepper and continue cooking, stirring constantly, until the cheese has melted and the sauce is smooth. Set aside.
STEP - 4
Cook the fettuccine noodles according to package directions until al dente. Top with the Alfredo sauce and chicken; garnish with basil leaves, if desired; and serve immediately.