Preheat the oven at 220 degrees Celsius with hot air program.
Place the frozen fish fillets in the middle of the oven for 20 minutes.
Pour the yogurt, mayonnaise, mustard, salt, lemon juice, garlic powder and salt in a small bowl and mix.
Cut the red pepper bell and cucumber in slices.
Peel and grate the carrot.
Place salad leaves, shredded cheese red pepper bell, cucumber, and carrot on the tortilla breads.
Take out the fish and place on each tortilla.
Fold the tortillas and your fish tacos are ready to serve.