The SECRET to getting PERFECT baked CHICKEN!

What ingredients do I need to make this baked chicken?
A whole, clean chicken. I used a 2 kilo, 300 g chicken.
A kilo of potatoes. It is optional, if you do not want to cook the chicken with potatoes, simply skip this step.
An onion, white or red.
Cherry tomatoes or a common tomato.
6 cloves of garlic.
4 bay leaves.
Sweet paprika, a teaspoon.
Hot paprika, optional.
Cumin, one teaspoon.
Cayenne, optional.
Dried thyme, 2 teaspoons.
Dried parsley, 2 teaspoons.
Olive oil, 4 tablespoons.
Balsamic vinegar, 2 tablespoons.
White wine, 2 tablespoons.