Insert grill grate in unit and close hood. Select GRILL, set temperature to MAX, and set time to 3 minutes. Press START/STOP to begin preheating.
While unit is preheating, toss shrimp in a medium bowl with oil, Cajun seasoning, salt, and pepper until evenly coated.
When unit beeps to signal it has preheated, use silicone-tipped tongs to evenly distribute shrimp on the grill grate in a single layer. Close hood.
When cooking is complete, remove shrimp from unit.
If desired, grill tortillas by placing them slightly overlapping each other on the grill grate, selecting GRILL, setting temperature to HIGH, and setting time to 2 minutes. Close hood and press START/STOP to begin.
When cooking is complete, remove tortillas from unit, assemble tacos with desired toppings,and serve.
Recipe Note
TIP: If using frozen shrimp, grill for 4 minutes instead of 3.
