Clean the shrimp thoroughly and remove excess moisture.
Coat the shrimp evenly with salt, pepper, and starch.
Add plenty of cooking oil to a pan and fry the shrimp until crispy.
Add the sauce (gochujang, ketchup, soy sauce, oligosaccharide syrup, minced garlic, etc.) to the pan and simmer over low heat.
Mix the fried shrimp with the sauce until well coated.
Transfer the finished seasoned fried shrimp to a plate.