Peel, pit, and mash the avocado with a fork or a spatula. Dice the onion, peppers, and tomato, and add them to the avocado mixture. Add the crushed garlic, lime juice, salt, and pepper.
Pico de gallo:
Dice the tomato and onion and finely chop the green coriander. Mix with lime juice, salt, and pepper.
Trout | Perch
In a hot pan add a drizzle of vegetable oil and fry the fish fillets over low heat, first on the skin side for 3-4 minutes until it's starting to crisp up, and then flip and cook for 1 more minute.
Assemble
Heat up each tortilla for a few seconds on the stovetop, then spread the guacamole and top with the fish fillets and some pico de gallo.