1. Place butter, celery, onion, carrot, marjoram, nutmeg, lemon juice, and chicken broth into the Vitamix container in the order listed and secure lid.
2. Select Variable 1.
3. Turn machine on and slowly increase speed to Variable 4.
4. Blend for 10 seconds.
5. Pour into a 4-quart pan and simmer for 10 minutes. Add shrimp. Cook for 5 minutes or until shrimp is no longer pink. Add milk and maintain temperature. Serve immediately.