Salt & Pepper the fish, then flour it, Pat fry it then reserve it.
In the same Pan/pot add Onions, Garlic, "Ají Amarillo", "Ají Panca Paste" let it cook until onions are tender (at low/medium heat)
Once onions are soft add Bell Pepper, Spices, Aromatics, Vinegar, Sugar, Soy Sauce, bring to a boil turn the heat to low.
Add Fish then the potato starch diluted in water bring to a boil, adjust seasoning serve with chopped cilantro, hardboiled eggs, sweet potatoes, and olives.