1. 1. Preheat the oven to 350°F (180°C).

2. 2. Steam the broccoli florets until slightly tender, then set aside.

3. 3. In a saucepan, heat the low-fat milk over medium heat.

4. 4. Add the American cheese to the milk and stir until melted and smooth.

5. 5. Place the steamed broccoli in a baking dish and pour the cheese sauce over it.

6. 6. Bake in the preheated oven for 20-25 minutes, or until bubbly and golden brown on top.

7. 7. Serve hot and enjoy!