beef (hanger steak, flank steak, sirloin steak, or filet mignon) - watch the video to see (cut into fairly thin strips of equal size)
soy sauce - watch the video to see (for marinade and sauce)
toasted sesame oil - watch the video to see (a drizzle for marinade)
pepper - 2 grams (about 2g for marinade)
starch - watch the video to see (used to coat beef after marinating)
onion - 1 medium (cut into slices of equal size)
red pepper - 1 medium (seeds removed, cut into slices)
ginger - about 2 pieces (watch the video to see exact amount) (finely chopped and sliced)
garlic - 1 clove (minced or garlic puree)
alapo (a type of chili pepper) - watch the video to see (sliced, seeds kept)
dark soy sauce - 30 ml (for the sauce)
cane sugar - watch the video to see (for the sauce)
rice vinegar - watch the video to see (for the sauce)
sweet chili sauce - 80 ml (key ingredient for sauce, slightly spicy and sweet)
neutral oil (e.g., canola oil) - watch the video to see (for stir-frying, avoid olive oil)
rice - watch the video to see (cooked separately as side)
water - watch the video to see (for cooking rice)