Dust the salmon with the Cajun seasoning and sauté lightly.

In a bowl, combine lettuce, cheese, croutons and cooked salmon, toss.

Warm tortillas over a flame, in the microwave or in a sauté pan. 

Arrange half of the mixture in the center of the tortilla.

Fold in the 2 sides a few inches and roll the tortilla forward to enclose mixture, secure with two toothpicks. Cut in half.