I was craving Spam® musubi. Without a musubi maker/rice press, I improvised with this deconstructed version. I was told this dish is required at all our future potlucks.
Mix sugar, soy sauce, and oyster sauce together in a resealable gallon-size bag. Add luncheon meat, seal bag, and turn to coat, gently squeezing to coat luncheon meat. Marinate for at least 1 hour.
Bring water to a boil; add rice. Return water to a boil, reduce heat to low, and simmer until liquid is absorbed and rice is tender, about 15 minutes.
Heat a skillet over medium-high heat; add luncheon meat and marinade. Cook, stirring frequently, until luncheon meat is browned and marinade is absorbed, about 5 minutes.
Stir rice vinegar into rice until combined.
Stir rice and seaweed together in a bowl; add luncheon meat and mix well.
Per Serving: 378 calories; protein 11.8g; carbohydrates 43.2g; fat 17.1g; cholesterol 51.6mg; sodium 886.8mg.