FOR THE CHICKEN BREASTS
1. Heat olive oil in a large skillet over medium heat.
2. Season chicken with salt and pepper.
3. Place the chicken in the skillet and cook for about 7 minutes; flip and continue to cook for 6 more minutes, or until done. Cooking time also depends on the thickness of the chicken breasts; use thinner chicken breasts for faster cooking.
4. Remove chicken from pan and set aside.
FOR THE CREAMY TUSCAN SAUCE
1. Add butter to the pan and melt.
2. Stir in onions and cook for 2 minutes.
3. Stir in garlic and continue to cook for 1 more minute, or until onions are soft.
4. Stir in tomatoes; cook for 1 minute.
5. Stir in spinach and continue to cook until wilted, about 1 to 2 minutes more.
6. Add heavy cream, basil, oregano, rosemary, salt, and pepper; bring to a boil.
7. Mix in parmesan cheese; stir until sauce has thickened.
8. Place chicken back in the pan and cook for 1 minute to heat through.
9. Spoon sauce over the chicken, sprinkle with parsley, and serve.
Click below for original recipe
https://diethood.com/creamy-tuscan-chicken/