Cut the chicken breast into bite-sized pieces.
Julienne the onion and bell pepper.
Heat olive oil in a pan and stir-fry the chicken breast.
When the chicken is cooked, add the onion and bell pepper and stir-fry together.
Season with soy sauce, pepper, and minced garlic.
Place the stir-fried ingredients on top of the rice.
Add sliced avocado and Seongnyeong's sauce to your liking.