# What You Need:
→ Pasta
01 - 12 ounces penne pasta
→ Chicken
02 - 1 pound boneless, skinless chicken breasts
03 - ½ teaspoon salt
04 - ¼ teaspoon ground black pepper
05 - 1 tablespoon olive oil
→ Sauce
06 - 2 tablespoons unsalted butter
07 - 1 medium yellow onion, finely chopped
08 - 3 garlic cloves, minced
09 - ½ teaspoon red pepper flakes (optional)
10 - 1 can (14 ounces) crushed tomatoes
11 - ½ cup heavy cream
12 - ⅓ cup freshly grated Parmesan cheese
13 - ½ cup fresh basil leaves, chopped
14 - Salt and ground black pepper, to taste
# Steps:
01 - Boil penne pasta in salted water until al dente. Drain, reserving ½ cup pasta water.
02 - Season chicken breasts with salt and black pepper.
03 - Heat olive oil in a large skillet over medium-high heat. Cook chicken 5–6 minutes per side until golden and cooked through. Rest 5 minutes, then slice thinly.
04 - Reduce heat to medium. Add butter and onion to skillet; cook 3–4 minutes until translucent. Add garlic and red pepper flakes; cook 1 minute until fragrant.
05 - Stir in crushed tomatoes and simmer for 5 minutes.
06 - Lower heat, add heavy cream, and stir. Simmer 2–3 minutes until sauce thickens slightly.
07 - Stir in Parmesan and half the basil until cheese melts. Season with salt and pepper.
08 - Add sliced chicken and drained pasta to sauce. Toss gently, adding reserved pasta water as needed for smooth consistency.
09 - Plate immediately, garnishing with remaining basil and additional Parmesan if preferred.