Steps
1. Mash the banana in a bowl and whisk in the egg.
2. Dip the fish fillet into the banana-egg mixture, coating it well.
3. Heat a frying pan over medium heat and cook the fish until crispy and cooked through, about 3-4 minutes per side.
4. Meanwhile, prepare the mango salsa by dicing the mango and tomatoes and mixing them together in a bowl.
5. Warm the taco shells according to package instructions.
6. Once the fish is cooked, break it into smaller pieces.
7. Assemble the tacos by filling each taco shell with the crispy fish and topping it with the mango salsa.
8. Serve immediately and enjoy!