Broccoli Cheddar Soup

1.In a large pot on medium heat saute onion with 1 tablespoon of butter until translucent, about 3 minutes. Set aside.
2.In the same pot add 3 tablespoons butter and flour and whisk over medium heat for 2-3 minutes. Stir constantly and then add the half & half and chicken broth and simmer for about 10 minutes.
3.Add the broccoli, carrots and reserved onions. Cook over low heat 20-25 minutes.
4.Add a dash of salt and pepper. Use an immersion blender to slightly blend the soup, leaving some of it chunky.
5.Add the cheese gradually then stir in the nutmeg. Serve immediately.