Place red onion, broccoli, yellow bell pepper, baby carrots, and cherry tomatoes evenly on a baking tray. (Try not to let the vegetables overlap too much so they roast properly.)
3. Step
Season with olive oil, salt, and pepper (to taste).
4. Step
Add sprigs of thyme and garlic clove halves on top of the vegetables.
5. Step
Tear off four pieces of aluminum foil, approximately 12 in x 12 in (30 x 30 cm).
6. Step
Lay down the foil and place the chicken breast in the center for each one.
7. Step
Season both sides of the chicken with olive oil, salt, pepper, and paprika (all to taste).
8. Step
Add sprigs of thyme and garlic clove on top of each chicken breast.
9. Step
Bring the top and bottom edge of the foil into the center and fold a couple of times. Fold in the left and right sides a couple of times to seal the foil pack.
