Cook pasta according to package instructions; drain and set aside.

Melt butter in a skillet over medium heat. Add minced garlic; cook about 30 seconds until fragrant.

Add sliced chicken breast; cook until browned and cooked through, stirring occasionally.

Stir in fresh lemon juice; season with salt and pepper to taste.

Toss cooked pasta with the chicken mixture to coat evenly.

Serve topped with grated Parmesan and chopped parsley.