Crispy Baked Chicken with Tomatoes & Caramelized Onions

The onion mixture::

• 1 tablespoon olive oil
• 2 onion cut in half and thinly sliced, yellow
• water as needed, warm
• ¼ teaspoon black pepper ground
• ⅛ teaspoon salt
• 3 garlic minced, cloves
• 1 tablespoon balsamic vinegar
• ½ teaspoon oregano ground
• 1 cup diced tomatoes canned, petite
• ¼ cup parsley flat-leaf, chopped

The Chicken:

• 2 chicken breast boneless skinless, cut in half lengthwise
• 1 tablespoon olive oil
• ½ cup panko breadcrumbs whole wheat
• ¼ cup Parmesan Cheese grated
• ¼ teaspoon black pepper ground