Preheat oven to 450°F.
Line a large baking sheet with aluminum foil. Set aside.
To make the marinade, place all the ingredients in a small bowl and mix to combine.
Season to taste with salt and black pepper.
In a large bowl place the broccoli, zucchini, onion, bell pepper, cherry tomatoes and chicken.
Add the marinade and toss to coat.
Place the chicken and veggies in a single layer onto the prepared baking sheet.
Bake in preheated oven for 25-30 minutes or until the chicken and veggies are cooked through.
Serve with paleo bread or cauliflower rice.