Place sugar, water and oil in a mixing bowl. Mix until the sugar well dissolved.
Fold in Dr. Oetker Nona Self-raising flour and baking powder, mix well.
Pour 1/3 of the batter in a bowl, add 1 drop of red rose colour, mix well.
Add 2 drops of egg yellow colour into the remaining batter, mix well.
Place paper cups in the muffin mould. Pour the yellow batter to the paper cups until ¾ full. Spread 1 tablespoon of red batter on it.
Bring the water to boil. Cover with a clean cloth and steam for 15 minutes.