一把红糖一碗面粉，就能做出蓬松暄软的红糖开花发糕。 主要食材：热水300克，红糖100克，酵母粉3克，面粉300克，食用油20克，无铝泡打粉3克。 A handful of brown sugar and a bowl of flour can make a fluffy and soft brown sugar blossom Steamed Chinese sponge cake. Main ingredients: 300 grams of hot water, 100 grams of brown sugar, 3 grams of yeast powder, 300 grams of flour, 20 grams of edible oil, and 3 grams of aluminum free baking powder.