Cut the chicken into bite-sized pieces.
Cut the potatoes, carrots, and onions into large chunks.
Soak the chicken in cold water to remove the blood.
Put the chicken and water into a pot and bring to a boil.
Skim off any foam, then add the potatoes, carrots, and onions.
Add soy sauce, sugar, minced garlic, pepper, gochujang (Korean red chili paste), and cooking wine, then let it simmer.
Simmer over medium heat until the ingredients are cooked through.
Add green onions and spicy green chili peppers, and simmer for a little longer.