Add 2 tablespoons of salt to water and add pasta. Cook pasta until almost al dente, or for 1-2 minutes less than the recommended cook time. Drain.
3. Step
Heat 2 tablespoons olive oil in a large pot on medium heat. Add chicken, salt, and pepper. Brown chicken, making sure to cook through. Set chicken aside.
4. Step
Add 2 tablespoon olive oil, garlic, and red chili flakes into the pot and stir.
5. Step
Add crushed tomatoes, stirring for a few minutes.
6. Step
Add cream, stirring until incorporated.
7. Step
Add spinach and stir until the spinach cooks down and incorporates.
8. Step
Add chicken, pasta, and parmesan, stirring until pasta is evenly coated.
