Clean and prepare the chicken thoroughly.
Cut the potatoes, carrots, and onions into bite-sized pieces.
Heat oil in a pot and stir-fry the chicken.
When the chicken is halfway cooked, add the potatoes and carrots and continue stir-frying.
Add onions and garlic, and stir-fry together.
Pour in 200ml of water and bring to a boil.
Season with gochujang, soy sauce, sugar, and Sriracha sauce.
Simmer over medium heat until the vegetables and chicken are fully cooked.
When the sauce thickens, add green onion to finish.