Boil water in a pot, and add Fettuccine Noodles.
Cook noodles for 12 minutes or as the package says.
Drain water and keep it aside.
Preheat oven to 350 degrees Fahrenheit.
Season shrimp with crab boil, garlic salt, and Tony's seasoning.
Cover the bowl with plastic wrap and refrigerate.
Chop onion, garlic, celery, and green bell pepper.
In a large pot, melt salted butter on medium heat.
Add chopped onion, garlic, celery, and bell pepper.
Cook vegetables for about 20 minutes.
Add Mild Rotel and cook for 5 to 6 minutes.
Add seasoned shrimp and cook until pink.
Pour chicken broth, cream of chicken, and half & half.
Cube Velveeta jalapeno cheese, and stir it in.
When the cheese melts, add Fettuccine Noodles and mix well.
Put the mixture into an aluminium pan.
Cover the pan with foil and bake for 20 minutes.
Gently remove the foil and let it cool for 5 minutes.
Now, enjoy your Cajun Ninja Shrimp Fettuccine!