- Add butter to a 12-inch cast iron skillet over medium heat.  Stir occasionally until melted. 
- Add the remaining ingredients except shrimp.  Stir and bring to a medium boil. 
- Add shrimp and return to a boil.  Cook about 5 minutes or until shrimp turns pink. 
- Remove from heat and let shrimp soak in the broth for an additional five minutes for extra flavor. Taste  broth and add more salt if necessary. 
- Serve with lots of crusty bread to dip in the broth.