Balsamic Chicken with Mushrooms

Ingredients (8)

• 0.25 tsp black pepper
• 10 oz white (button) mushrooms sliced
• 1 tbsp margarine trans-fat-free
• 0.25 cup all-purpose flour
• 1 tbsp olive oil
• 1 lbs chicken breasts boneless, skinless
• 0.33 cup balsamic vinegar
• 0.5 cup low sodium chicken broth fat-free, less sodium