In a large sauté pan, bring the water to a boil over high heat. Add the broccoli, cover with a tight-fitting lid, and steam the broccoli until tender, about 4-5 minutes. Drain the broccoli in a colander and rinse with cold water to stop the cooking process.
Dry the pan and heat the olive oil over medium heat. Add the onion, garlic, tomatoes, parsley, o