Caprese Chicken Delight

Ingredients

• 1 tbsp olive oil
• 1/4 tsp black pepper
• 1/4 tsp salt
• 1/2 cup balsamic vinegar
• 1/2 cup fresh basil leaves
• 4 medium-sized boneless skinless chicken breasts
• 3 tbsp brown sugar
• 3 plum tomatoes, thinly sliced
• 8 oz buffalo mozzarella, thinly sliced