Step 2

Heat a little oil in a skillet over medium heat. Add the fish and cook until golden. Reduce the heat and continue frying until cooked through, about 10 minutes total. Cook in batches if needed.

Step 3

Make the dressing by combining the sour cream, lemon juice and garlic with a little seasoning.

Step 4

Warm the tortillas in the microwave for 5–10 seconds. Pile with avocado, lettuce and scallion, add a spoonful of salsa, top with large flakes of fish and drizzle over the dressing.