Boil a large pot of salted water and cook the pasta according to the package instructions until al dente. Before draining, reserve some pasta water to adjust the sauce consistency later if needed.
8 ounces uncooked pasta
When the pasta is about 10 minutes away from being done, In a large skillet over medium heat, melt the butter. Once melted, whisk in the flour and cook for about a minute, stirring frequently. Add the minced garlic and tomato paste, stirring well to combine. Let it cook for another 2 to 3 minutes until fragrant.
2 tablespoons butter, 1 teaspoon flour, 3-4 cloves garlic, 1 tablespoon tomato paste
Pour in the white wine or chicken broth, stirring to loosen any bits from the bottom of the pan. Let it simmer for about a minute until slightly reduced. Whisk in the heavy cream until smooth. Stir in the sun-dried tomatoes, dried oregano, and red pepper flakes. Let the sauce cook for a few minutes, allowing it to thicken.
⅓ cup dry white wine or chicken broth, 2 cups heavy/whipping cream, ⅓ cup sun-dried tomatoes in oil, ½ teaspoon dried oregano, ¼ teaspoon crushed red pepper flakes
Add the shredded rotisserie chicken to the skillet and mix it into the sauce. Drain the pasta and add it to the pan, tossing everything together. If needed, add a splash of reserved pasta water to loosen the sauce.
1 cup cooked/rotisserie chicken
Remove the skillet from heat and stir in the grated parmesan cheese and fresh basil. Season with salt and pepper to taste.
⅓ cup freshly grated parmesan cheese, 1 small handful fresh basil, Salt & pepper
Serve immediately and top with more parmesan if you love your pasta cheesy.