Cut the cabbage and potato into bite-sized pieces.
Cut the kimchi into bite-sized pieces.
Add oil to a pan and stir-fry the potato.
When the potato is half-cooked, add the cabbage and kimchi and stir-fry together.
Season with salt, pepper, and gochujang (Korean chili paste).
When all ingredients are cooked and well blended with the seasoning, finish up.