Prepare all ingredients.

Blanch the spam in boiling water to remove excess salt, grease, and additives. Slice it into thick strips.

Slice the potatoes into thick strips. Sprinkle 1 tbsp of salt and mix well. Let them sit for 15 minutes, then rinse with cold water to remove starch and salt. Pat dry with a kitchen towel.

Heat a generous amount of cooking oil in a pan. Add the potatoes and stir-fry for about 2 minutes until the edges turn translucent. Cover the pan and cook on medium-low heat for 5 minutes.

Add the spam and 0.5 tbsp of oyster sauce. Stir-fry for another 2 minutes.

Turn off the heat and add sesame oil, sesame seeds, and pepper.