• Smoked sausage: 1 lb (450g), sliced into 1/4-inch rounds
• Cajun seasoning: 1 to 2 tablespoons, adjust to taste
• Garlic: 2 cloves, minced
• Parmesan cheese: 1 cup, freshly grated
• Pasta: 8 oz (225g), fettuccine or your choice of pasta
• Salt and pepper: to taste
• Parsley: chopped, for garnish
• Optional: Red pepper flakes for extra heat