Steps
1. Preheat the oven to 400°F (200°C).
2. In a mixing bowl, toss the beans, broccoli, carrots, onions, and tomatoes with olive oil, salt, and pepper.
3. Spread the vegetables on a baking sheet in a single layer.
4. Roast in the preheated oven for 20-25 minutes, or until the vegetables are tender and slightly caramelized.
5. Remove from the oven and serve hot as a delicious and healthy side dish.