1 can chicken broth (about 1 3/4 cups of broth)
1. Simmer chicken broth and chopped onion for 15-20 minutes in a covered small saucepan, until onions are soft.
2. Heat milk in microwave for 1-2 minutes.
3. In a separate, medium-sized pot, melt butter then add flour and pepper. Cook together for a couple of minutes, then whisk in warmed milk. Stir and heat together on medium-high heat until soup starts to thicken.
4. Next add chicken broth and continue to stir until well blended. Add cheeses and steamed broccoli.