Dice the spam into bite-sized pieces and blanch briefly in hot water to remove excess grease.

Pan-fry the spam without oil until golden brown, then set aside.

Chop the onion into small pieces.

Mix all the seasonings (soy sauce, oyster sauce, vinegar, water, corn syrup, sugar) in a bowl.

Heat a small amount of oil in a pan and sauté the onions.

Add the mixed seasonings to the pan and cook until the onions absorb the sauce.

Prepare scrambled eggs by whisking two eggs and cooking them in a pan.

Break the scrambled eggs into smaller pieces for easier layering.

Layer the cooked rice in a bowl and top with the seasoned onions.

Add the scrambled eggs around the onions in a circular pattern.

Place the fried spam on top of the onions.

Drizzle mayonnaise over the dish.