Step 1

Cook the pasta in salted boiling water according to package directions.

Step 2

While the pasta is cooking, prepare the sauce.

Step 3

Melt the butter in a large pan over medium heat. Add the garlic and red pepper flakes and cook for 30 seconds.

Step 4

Place the tomatoes in a blender or food processor and puree until smooth. Pour the tomato puree into the pan.

Step 5

Add the vodka to the pan. Simmer the sauce for 10 minutes over medium low heat.

Step 6

Stir in the heavy cream and parmesan cheese and simmer for another 5 minutes or until thickened. Season the sauce with salt and pepper to taste.

Step 7

Pour the sauce over the pasta and toss to coat. Sprinkle with parsley, parmesan cheese and red pepper flakes (optional), then serve.