To prepare the gravy, in Inspire Saucepan, stir fry shallot until fragrant. Add in Water, Sugar, Oyster Sauce, Sugar and Spring Onions. Bring to a boil, let it simmer for a minute. Do taste test, adjust the taste according to your preference. And finally, thicken the gravy by adding corn starch. Pour gravy onto the pan-fried Yong Tau Foo.