In a large bowl: add the chopped brussels sprouts, broccoli, cranberries, onion, sweet potato, rosemary, thyme, a generous amount of salt, pepper and 1 TBSP olive oil. *If using chickpeas, add them to the mix. Squeeze the 1/2 lemon over the mixture making sure not to let any seeds fall into the bowl. Use a spatula or wooden spoon to toss everything together. Pour the bowl of veggies onto a baking sheet and spread them out evenly.