Finely chop the onion, green onion, ham, and bell pepper.
Heat cooking oil in a pan and stir-fry the green onion and onion.
Add the ham and bell pepper and continue to stir-fry.
Add the rice and mix well while stir-frying.
Add the volcano sauce and stir-fry everything together.
Season with salt and pepper to taste.
Transfer the fried rice to a bowl.
Top with cheese and microwave until done.