Instructions

  1. Cook dry penne in a large pot until al dente.
  2. Halve onions and sauté in olive oil with garlic and red pepper flakes over medium heat. When onions are translucent, add vodka and cook over moderately-high heat for 4 minutes.
  3. Add tomatoes and cook to reduce liquid about 15 minutes. Season with salt and pepper and add cream. Let simmer for about 5 minutes, then mix in cooked penne.
  4. Sprinkle Parmesan over top and serve immediately.