1 pkg. frozen crawfish tails with juice
2 tsp. Cajun seasoning
1 tsp. garlic powder
1 tsp. pepper
1/4 tsp. dried basil
1/4 tsp. dried thyme
1 tsp. onion powder
12 oz. fettucine noodles, cooked and drained
1/2 c. butter
4 tbsp. all-purpose flour
1 1/2 c. half and half
1 1/2 c. water
1 c. fresh Parmesan cheese, grated

Melt butter in a heavy saucepan over low heat; add flour, stirring until smooth. Cook 1 minute, stirring constantly. Gradually add half and half and water; cook over medium heat, stirring constantly, until mixture is thickened and bubbly. Add crawfish, Parmesan cheese and all seasonings; stir well. Toss with fettucine.