Steps
1. In a medium saucepan, melt the butter and add the onion, carrots, celery and garlic powder and cook for 5 minutes.
2. Stir in the flour and cook for 2 minutes.
3. Gradually whisk in the chicken broth, thyme and half-and-half and bring it to a gentle boil.
4. Simmer for 10 minutes stirring occasionally.
5. Add diced chicken and remove from heat, check for seasoning and adjust.
6. Serve the soup hot with some crusty bread.