Peel skin off onion. Cut top and bottom of onion. Put flat side down. Cut core of the onion and make a hole in the center of onion. Be careful not to go all the through.. Slice the onion in quarters. Then, keep slicing and make smaller cuts between quarters in order to make more and thinner slices. Just be careful do not go too much down, otherwise petals will separate.
Bring the water to a boil and place onion into the boiled water for a minute then remove from boiled water and place it in