Fettuccine with Creamy Sausage Sauce

Ingredients (14)

• 2 tbsp olive oil
• 2 tbsp unsalted butter
• 1 cup onion
• 1 cup celery
• 1 cup carrot
• 1 lb Italian sausage
• ½ tsp nutmeg
• Kosher salt and fresh ground black pepper
• 1 cup half and half
• 2 tbsp tomato paste
• 1 28 oz. can whole tomatoes
• 1 cup beef stock
• 16 oz. pasta
• Parmesan cheese