1 tbsp. olive oil
4 skinned and boned chicken breasts (6 oz. each)
1 1/4 c. sliced mushrooms
1/4 c. diced onion
1/4 c. diced celery
2 cloves garlic, minced
1 (15 oz.) can tomato sauce
1/2 bay leaf
1/4 tsp. oregano
1/4 tsp. salt
1/8 tsp. pepper
2 tbsp. white wine

Heat oil in skillet. Add chicken. Cook over medium heat, turning occasionally until chicken begins to brown. Remove chicken and set aside. Add mushrooms, onion, celery, and garlic to skillet; cook, stirring frequently, for 10 minutes. Add tomato sauce, bay leaf, oregano, salt, pepper; stir to combine. Add chicken; cover and simmer for 20 minutes, turning occasionally. Add wine if desired. Cook 10 minutes longer, turning chicken once or twice. Remove chicken from skillet and place on serving platter. Top each breast with 1/4 sauce. 260 calories each.