<human>:  How do I make this recipe for penne alla vodka?
<bot>: 
1. Start by heating a large skillet over medium-high heat. Add 2 tablespoons of olive oil and 1 chopped onion. Cook for 3 minutes or until the onion is softened.
2. Add 1 tablespoon of garlic and cook for another minute.
3. Pour 2 cups of tomato sauce into the skillet. Add 1/4 cup of vodka, 1/4 teaspoon of sugar, and 1/8 teaspoon of red pepper flakes. Mix everything together.
4. Add 1/2 cup of heavy cream and let the sauce simmer for 8 minutes.
5. Meanwhile, cook the penne according to the instructions on the package. Drain the cooked pasta and add it to the sauce.
6. Mix the sauce and penne together and serve. Enjoy!