Peel the shrimp, remove the veins, and wash them.
Cut the onion and bell pepper into bite-sized pieces.
Coat the shrimp evenly with salt, pepper, and starch.
Heat cooking oil in a pan and cook the shrimp until golden brown.
Stir-fry the onion and bell pepper in the pan, then add chili sauce, ketchup, gochujang, sugar, soy sauce, and water, and bring to a boil.
Add the cooked shrimp to the sauce and mix thoroughly until cooked through.
Put steamed rice in a bowl and top with the chili shrimp.
Finish by sprinkling chopped scallions on top.