In a large pot combine chicken broth, carrots, potatoes and onion powder.

Bring to a boil, cover and let simmer for about 10 minutes

Add broccoli, cover and simmer for an additional 10 minutes

While simmering, melt butter in a large sauce pan, whisk in flour and cook until golden brown

Whisk in milk and cook until sauce thickens (about 15 minutes)

Add cheese and stir until it's all melted, add salt and garlic pepper

Pour cheese sauce into large pot of chicken broth and broccoli stir until combined

Add more milk to get a more thinner consistency and additional salt and garlic pepper to taste