01 - Preheat the oven to 400°F. Line a large sheet pan with parchment paper or grease lightly.
02 - In a large mixing bowl, combine chicken thighs, broccoli florets, and baby carrots. Add olive oil, lemon juice, herbes de Provence, salt, and black pepper, tossing until evenly coated.
03 - Arrange chicken and vegetables in a single layer on the prepared sheet pan.
04 - Roast in the preheated oven for 25 to 30 minutes, or until the chicken is fully cooked and vegetables are tender with lightly caramelized edges.
05 - Serve immediately, finished with fresh lemon if desired.