Saute onions and bell peppers in with butter. Add 3 tablespoons of flour, Cook 15 minutes covered. Stir often. Add parsley. Cook a few minutes. Add cheese, jalapeno peppers, half and half, garlic. Cook until cheese melts. Add seasoned crawfish. Cook 10 minutes. Cook pasta. Add sauce mix and pour in casserole dish. Sprinkle with Parmesan cheese and bake 13 minutes at 350F.
Cajun Country -- New Iberia, Louisiana