Cut the pork ham into bite-sized pieces.
Julienne the onion, green onion, and garlic.
Mix the sauce ingredients (gochujang, chili powder, soy sauce, minced garlic, pepper, erythritol).
Add the sauce to the sliced pork and marinate for 10 minutes.
Add a little olive oil to a pan.
Add the meat and vegetables and stir-fry over medium heat.
Stir-fry until the meat is cooked and the sauce is well-blended.