350 grams rice flour
150 grams all purpose flour
200 grams fermented cassava / tapioca (tape singkong)
400 grams sugar
200 cc warm water
2 Tsp baking soda
250 cc club soda
1 Tsp vanilla
food coloring (your choice of 3 or 4 colors)
salt to taste
Add enough water to the rice flour so that its weight increases to 500 grams.
Add the all purpose flour to the rice flour mixture and stir well. Add the fermented tapioca and sugar. Mix well. Add the warm water and work the dough for about 10 minutes.-Add the baking soda, the club soda and vanilla. Mix until everything is evenly distributed. Finally, add the food coloring and blend until smooth.
Warm the cup molds for about 5 minutes and fill it for about 4/5 full. Put in a steamer with the water already at a rolling boil. Steam for about 20 minutes.
Source ; asiarecipe.com