Add oil to a pan, set the temperature to medium-low. Grill the chicken breasts for seven to eight minutes per side until it has an internal temperature of 165 Celsius. Thereafter, set it aside.
Add the following ingredients to a baking tray in this order: the arrabiata sauce, baby tomatoes that are cut into halves and add the grilled chicken. Lightly drizzle with olive oil. Sprinkle oregano herb and white pepper. Add mozzarella cheese and bake in the oven at 145 Celsius for 20 minutes until the cheese melts and the baby tomatoes have roasted to perfection.