Season chicken with salt and pepper. Decipher best way to cook chicken. Examples: use Instant Pot to pressure cook 1 lb chicken breast tenderloins for one minute and naturally release 5 minutes. OR put in an oven safe dish with 1/2 cup chicken broth in the bottom and bake at 350 F for 15 minutes.
While chicken cooks, sauté turkey bacon in a large dutch oven for about 2 minutes. Add onion and garlic and cook 2 more minutes. Stir in shredded parmesan cheese, scraping the pan as you stir. Add chicken broth and diced tomatoes.
Reduce heat to low and add cooked chicken. Cover and let simmer about 5-10 minutes and serve.