1. Dice the potatoes and Spam. 2. Boil the potatoes for 2-3 minutes. 3. Add the Spam to the same water to remove excess oil. 4. Stir-fry the potatoes, onion, and Spam in order (over low heat).
Dice the potatoes and Spam into cubes.
Slice the onion thinly.
Heat cooking oil in a pan and stir-fry the potatoes first.
When the potatoes are half-cooked, add the Spam and onions and continue stir-frying.
Season with soy sauce, sugar, and black pepper.
Stir-fry until all ingredients are cooked through and finish.