Wash the bok choy well to make sure all the dirt in the inside leaves is all washed out

Chop the bok choy (length wise) separating the whites from the greens, spring onions and garlic

Heat vegetable oil in a saute pan

When hot, add the white parts of the bok choy. Spring onions and garlic. saute on high heat for 3-4 mins until bok choy is tender but not soggy

Add in the greens along with sesame seeds, salt and pepper. Saute for a few minutes and then top with sesame oil. Mix well

Serve hot