Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4                    skinless boneless chicken-breast halves -- (about 1 pound)
     1/2  teaspoon      salt
     1/4  teaspoon      black pepper
     1/4  cup           all-purpose flour
   1      tablespoon    olive or vegetable oil
   1      teaspoon      oil
   1                    onion -- chopped
   2      cloves        garlic -- crushed
  28      ounces        crushed tomatoes
   1      teaspoon      dried oregano
     1/4  teaspoon      crushed red pepper
     1/4  teaspoon      salt

Preparation:

Season chicken with salt and pepper; dredge in the flour. In large skillet, heat the oil over medium heat. Add chicken; cook 10 minutes, turning once. Transfer to a plate. Reserve the drippings. Add oil, onion and garlic to the pan; cook for 5 minutes. Stir in tomatoes, oregano, crushed red pepper and salt. Simmer for 10 minutes to thicken. Meanwhile, cut chicken into strips and stir into the sauce. Serve with pasta or rice. Add Parmesan cheese if desired.