Season diced chicken with salt, garlic powder, black pepper, and olive oil.
Add cornflour and toss until evenly coated.
Heat oil in a pan on high heat until hot.
Cook chicken until golden, crispy, and fully cooked. Remove and set aside.
In the same pan, add soy sauce, water, garlic, ginger, gochujang, honey, vinegar, and sesame oil.
Stir and bring to a gentle simmer.
Slowly add cornflour slurry while stirring until sauce thickens.
Return chicken to the pan and toss to coat.
Serve with rice and toppings of choice.