Try this Louisiana favorite.
Preheat oven to 350 degrees.
Melt butter in a large, deep skillet. Add onions, celery, bell pepper, and garlic. Cook until onions are translucent (approximately 10 minutes). Add flour and stir well. Cover and cook approximately 15 minutes, stirring occasionally. Add half and half, processed cheese, and jalapenos. Simmer 20 minutes, stirring to incorporate the cheese. Add cooked fettuccini pasta – stir well. Adjust seasonings – adding Creole seasoning, if desired.
Transfer to 11x13 greased casserole dish and sprinkle with grated parmesan cheese.
Bake at 350 degrees for 12 - 15 minutes.
The LSU AgCenter and the LSU College of Agriculture