Teriyaki Steak Bites with Green Pepper and Onion

lbs thick cut top sirloin steaks (cut into bite size pieces)

Olive oil

teriyaki sauce

light brown sugar

corn starch

sesame seed oil

garlic powder

garlic salt

red pepper flakes

large green bell pepper (seeded and thinly sliced (Or a poblano pepper))

large onion (sliced into 1/4-inch wedges)