Preheat oven to 425°F and line a large sheet pan with parchment paper.
Pierce the sweet potato and microwave for 5 minutes, flipping halfway. Let cool, peel, and dice into small pieces.
Cut chicken into bite-sized cubes. Chop bell peppers, green beans, and broccoli.
Place chicken and vegetables on the pan.
Mix olive oil with all seasonings, then pour over the mixture. Toss well.
Spread everything evenly and bake for 10 minutes. Flip and bake another 10–20 minutes until the chicken is cooked and veggies are tender.
Add cheese if desired and bake 1–2 more minutes.
Serve your One Pan Healthy Chicken and Veggies over rice or quinoa with cilantro and lime.