This tasty Cajun Crawfish Fettuccine is a fantastic meal that I highly suggest you try. You won't regret it. Ingredients 3 onions chopped3 stalks celery chopped 2 bell pepper chopped 2 cloves garlic 3 sticks butter 1/4 cup flour 4 tbps chopped parsley 3 pounds crawfish tails 1 pint half and half... By: Cajun Chef